Coliform bacterium
[医] 大肠杆菌群
🧩 词语组成解析
n. 大肠菌\\na. 大肠菌状的
🗣️ 情景例句
May I ask where you are from?
我可以请问你是哪里人吗？
We are thinking of placing an order for your Flying Pigeon Brand bicycles. We would be very grateful if you could make us an offer for 200 ones with details.
我们正打算订购你方的飞鸽牌自行车。如果你们能给我们（购买200台的详细报盘将不胜感激。
It is bacteria that have generated the oxygen we breathe on earth.
正是细菌生产出我们在地球上呼吸的氧气。