1.kind of 各种各样的
 

例句:The firm markets various kinds of household appliances.
这家公司销售各种家用器具。
 

2.speed up 加速

例句:We will be able to speed up that day.
我们要促使这一天的来临。

3.get on 上车；向前
 

例句:Now let's get on to the other exhibition rooms.
现在我们到其他展览室去吧。

4.last gasp 奄奄一息

例句:The poor man was at his last gasp.
这个可怜的人已经奄奄一息了。