🧩 词语组成解析
placenta
[plə'sentə]
n. 胎盘，胎座;
🗣️ 情景例句
I'm ready to check out now.
我准备好要结账。
There are ten dimes in every dollar.
每美元有十角。
'It's a waste of time.
“这是浪费时间。