These athletes work out at the gym for two hours every day.这些运动员每天都要在体育馆锻炼两个小时。I was in the gym lifting weights.我在健身房举哑铃。While the lads are golfing, I work out in the gym.小伙子们打高尔夫球的时候，我在健身房锻炼。The Gym has several treadmil...
刚才一口吞下整个鸡蛋，她现在还在打嗝。She was still hiccuping from the egg she had swallowed whole.婴儿不容易打出嗝来。It's hard for the baby to bring up wind.查利大声地打嗝。Charlie burped loudly....
I had to bite back a yelp of surprise.我只好强忍住，没惊叫出来。She jumped back with a little yelp of surprise.她吃惊地喊叫了一声跳了回去.The dog gave a yelp of pain.狗疼得叫了一声....
目的: 研究微小毛霉产凝乳酶的固体发酵条件.Objectives: to study fermentation conditions of chymosin from mutant strain Mucor pusillus.食品成分,如重组凝乳 酶 已投入市场.Food ingredients such as recombinant rennet ( ehymosin ) have also been launched in the ...