Kallikreinogen
激肽释放酶原
🗣️ 情景例句
And your friends are planning to go to Columbia?
而且你的朋友们也准备上Columbia大学 ，对吗？
Poverty on an old man's back is a heavy burden.
老而贫穷，负担沈重。
Glancing at it briefly, the dealer told him that it was worth $50.
古董商漫不经心看了一眼那幅画，告诉弗兰克那画值50英镑。