Lowfinned tube
[化] 螺纹管
🧩 词语组成解析
🗣️ 情景例句
I think I want to study journalism
我想学新闻学
We continued to struggle up the steep slope of the mountain.
我们为了攀登山的陡坡，不断地倍尝辛劳。
'I suggest,' said the inspector, 'that you are not telling the truth.
“我提醒您，”探长说，“您讲的不是实话。