Bacterium lactis innocuus
[医] 无害乳杆菌
🧩 词语组成解析
🗣️ 情景例句
I'm a little uncertain.
我有点犹豫不决。
From which station does the train leave?
这列火车从哪个站开出呢？
A huge iceberg was suddenly spotted by a lookout.
突然，了望员发现一座冰山。