Selectins
(selectin 的复数) 选择蛋白
🗣️ 情景例句
She was playing with the idea of studying abroad.
她有出国留学的念头，但并非很认真。
Don't you care about this country's future?
难道你不会国家首任担忧吗？
It was carrying some large bags of rice. Suddenly one of the bags fell off the truck.
它运载着大包大包的米。突然一袋米从卡车上掉了下来。