Atomic symbol
[计] 原子符号
🧩 词语组成解析
🗣️ 情景例句
It's his first venture into business.
他初涉商界。
Far from it.
一点也不。
riding on its air cushion over a single rail, which it never touches,at speeds up to 300 m.p.h.----the possibilities appear unlimited.
靠气垫在单轨上行驶而不接触轨道，时速可达每小时300英里。气垫船的前途是不可限量的。