Millimicrosecond
n. 毫微秒\\n[计] 纳秒, 毫微秒
🗣️ 情景例句
She sure was.
她小时候很逗人喜爱。
To iron clothes
熨衣服
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。