Trench(for underground pipe line)
[化] 管沟
🧩 词语组成解析
pipe
[paɪp]
n. 管子;烟斗;管乐器;（管风琴的）音管;
vt. 以管输送;用管乐器演奏;尖声唱;
vi. 吹奏管乐器;尖叫;尖声地说（或唱），尖声啼鸣;[航海] 吹长哨;
🗣️ 情景例句
you, and the rest of our family.
你和我们家的其他人。
He who does not honour his wife,dishonours himself.
不尊重自己妻子的人，自己也不会受人尊重。
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。