Hexanitrodiphenyl
[化] 六硝基联苯
🗣️ 情景例句
A journey of a thousand miles begins with a single step.
千里之行，始于足下。
I must play my spare time well, or I end up doing nothing.
我必须善于利用空闲的时间，否则生命将会在无所事事中告终。
I often visited The Gables when I was boy.
我小时候常去“山墙庄园”作客。