Trekking
v. 艰苦跋涉, 徒步旅行( trek的现在分词 ); （尤指在山中）远足, 徒步旅行, 游山玩水
🗣️ 情景例句
They don't ask how much someone paid for something.
他们不问别人买某个东西要花多少钱。
Your niece is engaged,isn't she?
你的侄女订婚了，是吗？
A week later, the editor at last received a fax from the journalist.
一周之后，编辑终于接到记者的传真。