The lungs are in fact constructed of thousands of tiny tubes.肺实际上由上千条细微的气管构成。The goldfish swam round and round in their tiny bowls.金鱼在小小的鱼缸里一圈圈地游来游去。The Martian atmosphere contains only tiny amounts of water.火星的大气层中只含有极少...
...students who play intercollegiate athletics.参加大学校际体育竞赛的学生Robb is torn between becoming a doctor and a career in athletics.罗布在做医生还是当运动员之间痛苦抉择，左右为难。My school did nothing whatsoever in the way of athletics...我的学校在体育方面无所作...