对疼痛的忍耐力降低了，对感染的抵抗力也减弱了。There is lowered pain tolerance, lowered resistance to infection.这些猴子已经注射了由受感染的细胞培养而成的疫苗。The monkeys had been immunized with a vaccine made from infected cells.并不存在儿童受到感染的切实危险。There was never any r...
Sightseers may be a little overwhelmed by the crowds and noise.拥挤的人群和喧闹的噪音可能会让游客有些茫然不知所措。"Well," she said a little uneasily, "what is it?"“噢，”她有些不自在地说道，“是什么？”Will you lend me your jacket for a little while?你能把上衣借给我穿一会儿吗？...