Milligamma
毫微克, 10的-9次方
🗣️ 情景例句
Tell me about your book.
谈谈你的书吧。
A man cannot serve two masters.
一仆不能事二主。
She felt worried. She wanted to get ready for her party.
她有点儿着急。她要为自己的聚会作好准备。