CNN News: 比利時(shí)連環(huán)爆炸 歐洲多地機(jī)場加強(qiáng)警戒

First up, an international increase in security. There are more visible police in airports across the U.S., train stations and tunnels, places where masses of people gather and travel. They`re all in a state of heightened alert.

首先，加強(qiáng)國際安全。美國，機(jī)場和火車站以及隧道，在人民聚集和旅游的地方，警察數(shù)量增加。

In several cities around the world, even where officials say there are no specific threats at this time, more security forces are on guard, following Wednesday`s terrorist attacks in the Belgium capital of Brussels. Thirty- one people were killed and 270 wounded when an airport and train station were targeted. ISIS said it was responsible.

周三，比利時(shí)首都布魯塞爾發(fā)生連環(huán)爆炸，之后，世界數(shù)個(gè)城市，安全部隊(duì)在加強(qiáng)警衛(wèi)，官員稱目前暫時(shí)沒有具體的威脅。比利時(shí)機(jī)場和火車發(fā)生爆炸導(dǎo)致31人死亡，270人受傷。IS稱為此事件負(fù)責(zé)。

Belgian police say there were four attackers in all. Two of them were brothers who died. One of the suicide bombers hasn`t been identified yet and another suspected terrorist is on the run after placing a bomb at the Brussels airport that they did not go off.

比利時(shí)警方稱為總共有四名襲擊者。其中兩人是兄弟，這兩人已經(jīng)死亡。另外一名自殺式襲擊者身份尚未確認(rèn)，最后一名可疑恐怖分子還在逃亡。這兩人在布魯塞爾機(jī)場放置炸彈后，并沒有立即離開。

Police raids continue throughout Brussels, which is under its highest threat warning.

警察仍在布魯塞爾搜尋，布魯塞爾仍處于最高警備狀態(tài)、