您要查找的是不是：
- harmless bacteria; rendered the bomb harmless. 无害细菌；演习无害的炸弹。
- The bacteria is harmless to humans. 这种细菌对人无害。
- Voyeurs are scary, but they are usually harmless. 偷窥狂很可怕,但是他们通常不会伤害人。
- The bomb blast killed several harmless passers-by. 炸弹爆炸使几个无辜行人受伤。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- Having no adverse effect; harmless. 无害的没有负作用的; 无害的
- Bacteria are too small to see with the naked eye. 细菌太小，肉眼看不见。
- I made a harmless remark to some guy at the bar and he swung at me. 在酒吧里我向某个家伙说了句无恶意的话，他就向我打了一拳。
- Many diseases are caused by bacteria. 许多疾病是由细菌引起的。
- Dissolution or destruction of bacteria. 溶菌作用对细菌的溶解或破坏
- Such a growth or colony, as of bacteria. 培养菌该种生长物或群落，如培养菌
- The presence of bacteria in the blood. 菌血症血液中细菌的存在
- The dog seems fierce, but he's harmless. 这狗看似凶狠,但不伤人。
- He worked out methods to destroy bacteria on the seeds. 他研究出消灭种子上细菌的方法。
- Several harmless spectators were wounded during the rioting. 几名无辜的旁观者在骚乱中受了伤。
- A bacterium is identified as the cause for his duodenal ulcer. 一种细菌被断定为造成他十二指肠溃疡的根源。
- Professor Fang worked out a method to destroy bacteria on the seeds. 方教授想出了一个办法来消灭种子上的细菌。
- Observe carefully how the bacteria respond to this stimulus. 仔细观察细菌对这一刺激有什么反应。
- A harmless traveller was led to the same spot. 一个并无所求的旅行者也到了这地方。
- Hot weather multiplied the bacteria in the food rapidly. 炎热的天气使食品中的细菌迅速繁殖。
