Fibroin
n. (丝心)蛋白\\n[化] 丝心蛋白
🗣️ 情景例句
That's very nice of you. Where did you get it? It's not a print.
真细心！你从哪儿弄来的？这还不是复制的呢！
Which one is more interesting?
哪一个是比较有趣的？
The train was traveling at 120 miles an hour.
火车时速一百二十英里。