He is behind the times.他很落伍.I used to return feeling very slack and behind the times.我回来以后往往觉得泄气、跟不上时代.Their courses in physics are very much behind the times.他们的物理课程内容非常陈旧落后....
When life gets hard and you want to give up, remember that life is full of ups and downs, and without the downs, the ups would mean nothing.当生活很艰难，你想要放弃的时候，请记住，生活充满了起起落落，如果没有低谷，那站在高处也失去了意义。"What do you mean?" I asked, of...
他知道自己可能很快就会失去知觉。He knew that he might soon lapse into unconsciousness.太疼了，疼得她都失去了知觉。The pain was so bad that she lost all sensation.事故过后，他的腿丧失了知觉。After the accident he had no feeling in his legs....
Doctors are developing artificial wombs in which embryos can grow outside a woman's body.医务人员正在研制人造子宫,实现胚胎体外生长.Embryos successfully attached themselves to the walls of these laboratory wombs and began to grow.胚胎成功地附...
Crimp the edges to seal them tightly.把边缘折起来以便封紧。Obviously, the regular crimp wave provides a mechanism for short - range entanglement of the ratchet type.虽然, 有规则的卷曲波纹能使纤维间短片段内彼此纠缠接触,产生棘轮式机械作用.Crimp Force Monitor , Hornes...