Subnanogram
低于毫微克(数量级)
🗣️ 情景例句
When did you come here?
是什么时候来这儿的？
Please pick up those cups and saucers.
请拣起那些杯和调料。
she was more richly carved and ornamented than any previous ship.
它比以往任何船只雕刻得都更加精美，装饰得都更加华丽。