Protofiber
原纤维
🗣️ 情景例句
They're both students of the performing arts.
他们两个都是的搞表演艺术的学生。
I usually go to bed at about midnight.
我通常在大约半夜睡觉。
I wonder if it is possible to arrange shopping for us.
我想能否在我们访问结束时为我们安排一点时间购物。