Argvalin
[化] 精缬氨素
🗣️ 情景例句
there's a lot to do around the house,
这屋里有很多事可做，
What beautiful trees those are!
那些是多么美丽的树呀！
Mr.Jones and his wife are looking at them.
琼斯先生和他的妻子正在看这些船。