1.handed down 传达
Languages are not invented by experts and handed down.
语言不是由专家发明并传递下来的。
2.lost control of 失控
The pilot lost control of the plane.
飞行员失去了对飞机的控制。
3.the lower house 众议院
In Monday's polls, voters elected 47 members of the lower house of parliament.
在星期一举行的选举中,选民选出了议会下院的47名议员。
4.broke out 爆发
You did well to leave the country before war broke out.
你在战争爆发以前就离开那国家是适当的。











