Pepsinogen
[化] 胃蛋白酶原\\n[医] 胃蛋白酶原
🗣️ 情景例句
555-7700. 555 7700
555-7700. 555 7700
It seems like I always have bills to pay and he never has any!
我看来好像老是有账单，然而他却完全没有。
It was my first flight. I was nervous when the plane took off.
我第一次坐飞机，起飞时我有点紧张。