重点讲解:
1. at risk of 处境危险;有风险的;在危险中;
A suppressed immune system puts a transplant recipient at risk of other infections.
接受器官移植的病人免疫系统受到抑制后很可能会感染其他疾病 。
2. at ease (使)自在;(使)安逸;(使)不拘束;
It is essential to feel at ease with your therapist.
在治疗师面前放松下来是很重要的 。
3. come forward 自告奋勇;主动提供(信息);
Investigations have ground to a standstill because no witnesses have come forward.
调查陷入停滞,因为没有证人站出来 。
4. fall short of 未达到;不符合;
The hotel fell far short of their expectations.
旅馆远没有他们预期的那么好 。