Stems
n. 树管；阻挡物；茎（stem的复数）
🗣️ 情景例句
Robbie! Who is it? Robbie
是谁呀？
His working is behind schedule.
他的工作比预定的进度落后了。
No, they aren't.They are Norwegian.
不，他们不是丹麦人。他们是挪威人。