1.set foot on 踏上
例句:They first set foot on our soil as adventures.
他们起初是以冒险家身份踏上我国国土的.
2.economic slowdown 经济放缓
例句:The sudden economic slowdown was an changer for the election.
经济增长突然放缓为选举带来了意想不到的变数.
3.gun control 枪械管制
例句:France has tight gun-control laws for handguns, but not for hunting rifles.
法国针对手枪有严格的枪支管制法规,但并不限制猎枪。
4.check on 检查
例句:Will you check on the time the train leaves?
请你核对一下火车开出的时间好吗?