How many spiders are engaged in this work no our behalf?
有多少蜘蛛在為我們效力呢？
新概念英語第四冊(cè)
Lesson 2 Spare that spider
?? 句中詞匯解析
從本句中提取的重要詞匯
engaged
[in'geid?d]
adj. （指廁所等）有人用的;已訂婚的;（指電話）占線的;忙碌的;
v. 與某人訂婚;保證，約定;從事( engage的過去式和過去分詞);吸引或引起（注意、興趣等）;
"The old lady engaged herself in making clothes for her children."
這位老太太忙著為孩子們做衣服.
近義：betrothed, affianced, occupied, bound, obligated, pledged
反義：quit, unattached, uncaught, clear, disengaged, free
vt.& vi. 使工作;使運(yùn)作;操作;使產(chǎn)生效果;
n. 工作，操作;著作;工廠;行為，事業(yè);
vt. 使工作;操作;經(jīng)營;使緩慢前進(jìn);
"to be absent from work"
缺勤
近義：labor, labour, function, process, tool, malleate
反義：idle, laze, loaf, loiter, ramble, roam
n. 利益;維護(hù);支持;
?? 利益是(be)一人一半(half){這下大家該滿意了吧} be+half 一人一半,利益均沾;別含糊(有 利益就上)
"They interceded with the authorities on behalf of the detainees."
他們?yōu)楸痪辛粽呦虍?dāng)局求情。
近義：representation, benefit, advantage, favor, favour