Hexylene
己烯
🗣️ 情景例句
How'd you do it?
是如何办到的？
Wit once bought is worth twice taught.
亲身一次的经验，抵得上老师两次的教导。
I opened the cupboard door and then stood in front of it petrified.
我打开柜门，站在柜门前一下惊呆了。