to send an SOS发出紧急呼救信号She stamped out the letters'sOS'in the snow.她用脚在雪地踩出'sOS'这三个字母.So they were asked to draw their SOS families.所以他们被告知的是书画SOS的家庭....
The country’s economy is largely in thrall to the big companies.该国的经济在很大程度上受制于大公司。Anti-thrall leaders agitated the question of thrall for many years.反对奴隶制的领袖们就奴隶制问题进行了多年的激烈争论。He treats his wife like a thrall.他把妻子当作奴隶看待。T...
When you go away on holiday, you need to take extra security precautions...外出度假时，需要格外注意安全。A few simple precautions can be taken, for example ensuring that desks are the right height.可以采取一些简单的预防措施，比如确保桌子的高度合适。Precautions ...