Central placenta
[医] 中央胎盘
🧩 词语组成解析
placenta
[plə'sentə]
n. 胎盘，胎座;
🗣️ 情景例句
Take no chances with it.
这事儿可不能碰运气。
I played ping-pong this morning.
我今早在打乒乓球。
Is this box big? No, it's small.
不，是小的。