Mastered
a. 精通的
🗣️ 情景例句
I have an idea that may solve the problem for him
我有个主意他也许能解决这个问题
He's known me for over ten years.
他认识我超过10年的时间了。
The makers of the nerve poison include the mambas and the cobras and their venom is called neurotoxic.
产生神经毒液的蛇有一种非洲树眼镜蛇和眼镜蛇，它们的毒液称为神经毒素。