1.thwack 重击
I listened to the thwack of the metal balls.
我听着金属球相撞的声音 。
2.in the name of以...的名义
Let me thank you in the name of us all.
让我代表我们全体感谢你 。
3.recession衰退;不景气
The economy is in deep recession.
经济正处于严重的衰退之中 。
4.sag 减弱
Their share of the vote sagged badly at the last election.
在上次选举中他们的得票数大幅下跌 。