Concanavalin
n. [生化]伴刀豆球蛋白
🗣️ 情景例句
This job is hard work.
这活儿太累人了。
I'm not accustomed to going out after dark.
我不习惯在天黑了以后去外面。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。