Neochymotrypsinogen
新糜蛋白酶原
🗣️ 情景例句
Please check to be sure you have your belongings.
请记得带您的行李。
How many sisters and brothers do you have?
你有几个姊妹和兄弟？
In man's early days, competition with other creatures must have been critical.
在人类早期，人类与其他生物的竞争一定是必不可少的。