Helical structure
[化] 螺旋结构
🧩 词语组成解析
a. 螺旋状的\\n[电] 螺线
🗣️ 情景例句
They have to be here.
它们肯定就在这儿。
What are you doing?
你正在做什么？
How Harry managed to keep a straight face during these performances is quite beyond me.
我实在想像不出哈里在这些表演中是怎样装出一本正经的样子的。