The synthesis of chitinase by Bacillus thuringiensis HD 224 strain using eight different carbohydrate resources was studied.考察八种碳源对苏云金杆菌HD224菌产几丁质酶的影响....
豹向来单独猎食，所以如果受伤了就无法捕猎。A leopard hunts alone, and an injured leopard cannot hunt.捷豹汽车的股价攀升了43便士，达到510便士。Jaguar shares climbed 43 pence to 510 pence.有斑点的是豹还是虎？Which has spots, the leopard or the tiger?...
He complained of an earache.他主诉有耳痛。Blowing your nose too hard can cause earache.擤鼻涕太用力会造成耳痛。The disease can also cause a build up of pressure in the inner ear leading to severe earache.该疾病还会引起内耳的压力增加，从而导致剧烈的耳痛。...
It's a sin to covet.贪得无厌是一种罪恶.All covet, all lose.贪多损失大。Covet not a gold - threaded robe. Cherish only your young days !劝君莫惜金缕衣,劝 君惜 取少年时.Many large companies covet these low - cost acquisition of troubled small com...
He could barely afford the railway fare.他几乎买不起火车票。The taxi driver stopped to pick up a fare.出租车司机停车让一个乘客上车。In second class the fare is £85 one-way.二等车厢单程票价是85英镑。Open - jaw itineraries are permissible within same fare lev...