Monactin
单活菌素
🗣️ 情景例句
OK.
好。
You're bound to feel that way at first, I guess.
我想，一开始都会有这样的感觉。
But a watch could never repair itself----it does not consist of living parts,
但是，手表决不会自行修理，它不是由有生命的部件组成，