Food breathed into the windpipe can cause choking.吸进气管的食物会造成窒息.One end of the windpipe is connected with a unidirectional inflating valve.气管的一端与单向充气阀连接.A tube was introduced into the patient's windpipe.一根试管插入了病人的气管....
The auditor has questioned the legality of the contracts.审计员质疑这些合同是否合法。The law, your contracts, your public protect you, do they? How?法律、合约和公众会保护你。真的会吗？怎么保护？The company has 90 staff, almost all on short-term contracts.公司...