Milligamma
毫微克, 10的-9次方
🗣️ 情景例句
No. The sssss...
不 ，是sssss……
Do not hallo till you are out of the wood.
未出险境，先莫高兴。
Sorry! It's not a very good line. Could you speak more clearly, please?
对不起！电话线路不太好。你能说清楚一些吗？