Nanogram
[化] 纳克
🗣️ 情景例句
What do you think of this place?
你觉得这个地方怎么样？
It takes courage to do so.
这样做需要勇气。
On his arrival he was sold to a farmer and worked in the fields.
一到美国，他就被卖给了一个农场主，到地里干活。