Concanvalin a
[机] 刀豆球蛋白A
🗣️ 情景例句
Don't go anyplace unsafe.
别去那些不安全的地方。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
I said that together we could light a fire that could be seen for many miles.
我说，我们一起点燃一堆火，让几英里远都能看见。