🧩 词语组成解析
n. 静脉\\n[医] 静脉
🗣️ 情景例句
These items shouldn't be difficult to come by
这些东西应该是不难弄到的，
I have great difficulty in understanding him.
我觉得很难理解他。
Of course not. I'm not that foolish.
当然不是。我可没有那么蠢。