例句:The manager asked him to hold on while he investigated.
经理让他稍等一会儿，他去调查一下。
2.labour markets 劳动力市场
例句:You can still see characteristic differences between the US and European labour markets.
你仍能看到美国与欧洲劳动力市场的典型区别。
3.first aid 急救
例句:They immediately gave him first aid.
他们立即对他进行了急救。
4.hold back 犹豫；阻碍
例句:In 2010 the fragile plates were the sovereign countries of the euro zone.
2010年，欧元区的主权国家就充当了那些易碎的盘子。
