英語(yǔ)四級(jí)詞匯教程匯總和更新

optional a.可以任選的典型例句：Attendance at the school picnic is optional.譯文：學(xué)校的野餐會(huì)可以自由參加。名師導(dǎo)學(xué)：反義詞... [查看全文]

opportunity n.機(jī)會(huì)，良機(jī)典型例句：Do come to our party this evening! It will give you an opportunity to meet a lo... [查看全文]

opening a.開的，開始的，n.口子，洞，孔;開始，(職位的)空缺歷年真題：To be more specific, they can participate in some act... [查看全文]

offense n.犯規(guī)，違法行為;冒犯，得罪典型例句：I just did not see you and not mean to give offense.譯文：我只是沒看到你... [查看全文]

occupy vt.占領(lǐng)，占，占有典型例句：After retirement, she occupied herself with work/in working in the neighborhood comm... [查看全文]

obtain v.獲得;通用，流行，存在典型例句：Mr. Jordan was helping Mary obtain employment in this company.譯文：?jiǎn)痰は壬龓?.. [查看全文]

oblige vt.迫使;施恩于，幫……的忙;使感激典型例句：Having found a mistake in his calculation, the engineer was obliged ... [查看全文]

obey v.順從，服從歷年真題：The sportsman first of all obeys the fish and game laws.譯文：這些運(yùn)動(dòng)愛好者首先要遵守釣魚規(guī)... [查看全文]

normal a.正常的，平常的，正規(guī)的，規(guī)范的歷年真題：Years ago, doctors often said that pain was a normal part of life.譯... [查看全文]

nuclear a.核子的，核能的，核武器的;核心的典型例句：With a long history, China used to be the nuclear civilization of ... [查看全文]