Chonchiolin
[化] 贝壳硬蛋白
🗣️ 情景例句
When my girlfriend rings me out of the blue, I'm in a good mood for the rest of the day.
我突然接到女朋友的电话，接下来的一整天我的心情都很好。
Mr. Green is a member of the faculty.
格林先生是大学教员。
They spent a full and very enjoyable morning together, and Fred discovered that he had a gift for making a visit interesting and lively.
他们一起度过了一个充实而又非常愉快的早上，弗雷德发现自己具有导游的才能，能使参观活动变得趣味盎然。