73天背完大學(xué)英語四級(jí)詞匯:第20天
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《73天背完英語四級(jí)詞匯》教你用科學(xué)的方法一舉打破四級(jí)詞匯難關(guān)。
第二十天
decrease
v. 減少,降低
decrease in number 數(shù)目減少
n. 減少
[難點(diǎn)]
on the decrease 在減少中
decrease by 減少了
The population of the village has decreased by 150 to 500.
該村人口減少了150,只剩下500人。
deduce
vt. 演繹,推論,推斷
deduce a conclusion from premises 從前提推出結(jié)論
[難點(diǎn)]
deduce from 由…推論
deer
n.(單復(fù)數(shù)同形)鹿
defect
n. 缺點(diǎn),缺陷,短處
[同]fault
defence
n. 防御,保衛(wèi);防御物,工事;辯護(hù),答辯
[難點(diǎn)]
in defence of … 保衛(wèi)…
They decided to fight in defence of their country. 他們決心為保衛(wèi)祖國(guó)而戰(zhàn)。
define
vt. 解釋,下定義;限定,規(guī)定
The powers of a judge are defined by law. 法官的權(quán)力法律有明文規(guī)定。
definite
adj. 明確的
a definite answer 明確的答復(fù)
[同]explicit
adj. 肯定的
[同]certain
definitely
adv. 一定地,肯定地;明確地,確切地
definition
n. 定義,釋義,解說
delete
vt. 刪除
[同]erase
delicate
adj. 纖細(xì)的,嬌嫩的;精美的,精致的
jewellery of delicate workmanship 精工鑲嵌的珠寶飾物
adj. 病弱的
in delicate health 身體嬌弱
adj. 易碎的,需小心照料的;微妙的,棘手的
delicious
adj. 美味的;芬芳的;有趣味的
deliver
v. 解救,釋放;投遞,送交;發(fā)表,表達(dá)
deliver a speech 發(fā)表演說
v. 使分娩,接生
deliver a woman of twins 為一婦女接生雙胞胎
[難點(diǎn)]
deliver sb. From … 從…中解救某人
deliver sth. (over)to sb. 把某物交付給某人
delivery
n. 投遞,送交
[難點(diǎn)]
on delivery 送達(dá)時(shí),交貨時(shí)
take delivery of 收到
democracy
n. 民主政治,民主主義;民主制度,民主國(guó)家
democratic
adj. 民主的,民主主義的
demonstrate
vt. 說明,論證;表露,顯示
[同]
demonstrate against … 示威/反對(duì)…
dense
adj. 密集的,濃密的
a dense fog 濃霧
density
n. 密集,稠密;密度
deny
vt. 否認(rèn);拒絕給予
[難點(diǎn)]
deny doing ….
It cannot be denied that … / There is no denying the fact that …
不容否認(rèn)…(我們必須承認(rèn)…)
depart
vt. 離開,出發(fā)
[難點(diǎn)]
depart for 動(dòng)身去…
depart from 離開,起程
department
n. 部門,系
departure
n. 離開,出發(fā)
dependent
adj. 依靠的,依賴的;從屬的
[難點(diǎn)]
be dependent on 依靠…,由…決定
[反]be independent of
deposit
vt. 存放,寄存,儲(chǔ)蓄;使…沉淀
n. 存款;沉積物;定錢,押金
[難點(diǎn)]
deposit sth. with sb. 把某物寄放在某人處
He deposited the papers with his lawyer. 他將文件交于律師保管。
depress
vt. 使沮喪,使低沉
The failure depressed him. 失敗使他郁郁寡歡
vt. 降低,壓低;使蕭條(不景氣)
depth
n. 深度;深厚
a depth of feeling 深厚的感情
derive
v. 取得,得到
She derived great pleasure from her studies. 她從讀書研究中得到極大的樂趣。
v. 起源,來由(from)
descend
vi. 下來,下降;傳下,遺傳
This custom descended from generation to generation. 這習(xí)俗一代一代傳下來。
[同]pass down
[難點(diǎn)]
descend from … 從…下來
We descended from the mountain. 我們從山上下來。
be descended from … 為…的后裔
According to the Bible, we are all descended from Adam. 根據(jù)圣經(jīng),我們都是亞當(dāng)?shù)暮笠帷?br /> descend to (doing)sth. 屈辱到,墮落到
You would never descend to cheating. 你絕不至于墮落到欺騙。
第二十天
decrease
v. 減少,降低
decrease in number 數(shù)目減少
n. 減少
[難點(diǎn)]
on the decrease 在減少中
decrease by 減少了
The population of the village has decreased by 150 to 500.
該村人口減少了150,只剩下500人。
deduce
vt. 演繹,推論,推斷
deduce a conclusion from premises 從前提推出結(jié)論
[難點(diǎn)]
deduce from 由…推論
deer
n.(單復(fù)數(shù)同形)鹿
defect
n. 缺點(diǎn),缺陷,短處
[同]fault
defence
n. 防御,保衛(wèi);防御物,工事;辯護(hù),答辯
[難點(diǎn)]
in defence of … 保衛(wèi)…
They decided to fight in defence of their country. 他們決心為保衛(wèi)祖國(guó)而戰(zhàn)。
define
vt. 解釋,下定義;限定,規(guī)定
The powers of a judge are defined by law. 法官的權(quán)力法律有明文規(guī)定。
definite
adj. 明確的
a definite answer 明確的答復(fù)
[同]explicit
adj. 肯定的
[同]certain
definitely
adv. 一定地,肯定地;明確地,確切地
definition
n. 定義,釋義,解說
delete
vt. 刪除
[同]erase
delicate
adj. 纖細(xì)的,嬌嫩的;精美的,精致的
jewellery of delicate workmanship 精工鑲嵌的珠寶飾物
adj. 病弱的
in delicate health 身體嬌弱
adj. 易碎的,需小心照料的;微妙的,棘手的
delicious
adj. 美味的;芬芳的;有趣味的
deliver
v. 解救,釋放;投遞,送交;發(fā)表,表達(dá)
deliver a speech 發(fā)表演說
v. 使分娩,接生
deliver a woman of twins 為一婦女接生雙胞胎
[難點(diǎn)]
deliver sb. From … 從…中解救某人
deliver sth. (over)to sb. 把某物交付給某人
delivery
n. 投遞,送交
[難點(diǎn)]
on delivery 送達(dá)時(shí),交貨時(shí)
take delivery of 收到
democracy
n. 民主政治,民主主義;民主制度,民主國(guó)家
democratic
adj. 民主的,民主主義的
demonstrate
vt. 說明,論證;表露,顯示
[同]
demonstrate against … 示威/反對(duì)…
dense
adj. 密集的,濃密的
a dense fog 濃霧
density
n. 密集,稠密;密度
deny
vt. 否認(rèn);拒絕給予
[難點(diǎn)]
deny doing ….
It cannot be denied that … / There is no denying the fact that …
不容否認(rèn)…(我們必須承認(rèn)…)
depart
vt. 離開,出發(fā)
[難點(diǎn)]
depart for 動(dòng)身去…
depart from 離開,起程
department
n. 部門,系
departure
n. 離開,出發(fā)
dependent
adj. 依靠的,依賴的;從屬的
[難點(diǎn)]
be dependent on 依靠…,由…決定
[反]be independent of
deposit
vt. 存放,寄存,儲(chǔ)蓄;使…沉淀
n. 存款;沉積物;定錢,押金
[難點(diǎn)]
deposit sth. with sb. 把某物寄放在某人處
He deposited the papers with his lawyer. 他將文件交于律師保管。
depress
vt. 使沮喪,使低沉
The failure depressed him. 失敗使他郁郁寡歡
vt. 降低,壓低;使蕭條(不景氣)
depth
n. 深度;深厚
a depth of feeling 深厚的感情
derive
v. 取得,得到
She derived great pleasure from her studies. 她從讀書研究中得到極大的樂趣。
v. 起源,來由(from)
descend
vi. 下來,下降;傳下,遺傳
This custom descended from generation to generation. 這習(xí)俗一代一代傳下來。
[同]pass down
[難點(diǎn)]
descend from … 從…下來
We descended from the mountain. 我們從山上下來。
be descended from … 為…的后裔
According to the Bible, we are all descended from Adam. 根據(jù)圣經(jīng),我們都是亞當(dāng)?shù)暮笠帷?br /> descend to (doing)sth. 屈辱到,墮落到
You would never descend to cheating. 你絕不至于墮落到欺騙。