Orthopteron
n. 直翅目昆虫
🗣️ 情景例句
She is busy now.
她正忙着呢。
What did you have for lunch?
你中午吃些什么？
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。