Crystogen
[机] 胱氨酸
🗣️ 情景例句
but I knew engineering was not for me.
但我知道工程对我不合适。
I asked him to lend me a book , but he wouldn't.
我请他把书借给我，但是他不肯。
I did not fancy the idea and I reluctantly followed Robert out of the room.
我并不喜欢这个主意，所以我勉强跟着罗伯特走进了起居室。