Proserpozyn
[医] 前凝血酶, 凝血酶原
🗣️ 情景例句
You're welcome anytime.
欢迎你随时来玩。
Many wells, many buckets.
井多吊桶也多。
decided to take some presents to a children's hospital.
盖茨决定送些礼物给儿童医院。