Nonclogging
不堵塞的
🗣️ 情景例句
He keeps good company.
他和好人来往。
We're in competition with several other companies for the contract.
我们与另外几家公司逐争取这个合同。
They located the right chimney by tapping at the walls and listening for the man's cries.
他们通过叫击烟囱倾叫声而确定传出声音的那个烟囱。