Ferridextran
铁葡聚糖
🗣️ 情景例句
You have the spirit of a teenager, Susan.
你有一股青少年的朝气， Susan。
I asked him to do it for me, but he wouldn't.
我请他帮我做，但是他不肯。
I felt sure I would never be able to close the case again.
我相信那箱子再也关不上了。