B. p.
[医] 血压, 英国药典, 颊髓的
🗣️ 情景例句
about your family background.
关于你的家庭背景的。
How long has it been since you've heard from your uncle?
自从你听到叔叔的消息有多长时间了？
Hello, Ken.
你好，肯。