Stems
n. 树管；阻挡物；茎（stem的复数）
🗣️ 情景例句
I'm still learning.
我还在学习当中。
Her job is beginning to get her down.
她开始对工作感到厌倦了。
Excuse me. Is there a post office near here?
请问，附近有邮局吗？