重點(diǎn)講解：
1. open fire 開(kāi)槍?zhuān)婚_(kāi)火；
The gunmen opened fire on the police.
持槍歹徒向警察開(kāi)火Wkk@ZN771+t|kSa@7K(。
2. rule out 開(kāi)槍?zhuān)婚_(kāi)火；
Local detectives have ruled out foul play.
當(dāng)?shù)氐膫商揭呀?jīng)排除了他殺的可能性8+ArRV%r8~g。
3. come into force (法律、規(guī)定或體系)實(shí)施，生效；
The first price increases are due to come into force in July.
第一批提價(jià)預(yù)計(jì)將在7月開(kāi)始執(zhí)行1AN~5T&6Nf3*(cP-XE。
4. no longer 不再；已不；
There is a real danger that some people will no longer be able to afford insurance.
一些人很可能再也負(fù)擔(dān)不起保險(xiǎn)了%xDc5f;vnX。