break off 折斷；突然停止,暫停
break in 打斷；闖入；訓(xùn)練；使逐漸習(xí)慣
1.break off :
Let's break off for a cup of coffee.
現(xiàn)在休會(huì),大家喝杯咖啡吧.
He would not break off negotiations by a sharp denial .
他不會(huì)斷然拒絕對(duì)方的要求而打破談判.
Hamas,triumphant at the turn of events,has urged the authority to break off the talks.
哈馬斯在事態(tài)轉(zhuǎn)變中勝出,并敦促當(dāng)局中止會(huì)談.
2.break in :
For a long period of time and in many parts of the country,a traveler was a welcome break in an otherwise dull existence.
過去很長(zhǎng)的一段時(shí)間內(nèi),在美國(guó)很多地方,旅行者的到來(lái)因暫時(shí)打破了本地人原本的單調(diào)生活而受人歡迎.
Don't break in when he is telling the story.
他講故事的時(shí)候,別打斷他.
call in 召集；召來(lái)
call for 要求：；需要；必需：
1.call in :
Yes.Did you call in advance?
可以,你事先打過電話了嗎?
Banks may call in loans,or refuse to roll over short-term credits.
銀行可能會(huì)要求清償貸款,或者拒絕將短期信貸延期.
Molly,my mother once gave me a special number to call in case of an emergency.
莫莉,我媽媽曾給了我一個(gè)特殊的號(hào)碼,讓我萬(wàn)一遇到緊急事件時(shí),就撥打它.
2.call for :
For overseas markets,the process may call for a modified product.
在海外市場(chǎng),這一過程有時(shí)要求對(duì)產(chǎn)品進(jìn)行改進(jìn).
The instinctive response of legislators everywhere is to call for installing screens over engine intakes.
各地立法人員的本能反應(yīng)是,要求在發(fā)動(dòng)機(jī)入口處安裝遮蔽物.
Apart from new stadiums and other sports facilities of all kinds,the plans call for new bridges and roads,and a doubling in the number of hotel rooms.
除了興建新體育場(chǎng)和其它各種運(yùn)動(dòng)設(shè)施外,這些計(jì)劃還需要興建新的橋梁和道路,旅館房間數(shù)目更要加倍.