Pen knives
[医] 小刀
🧩 词语组成解析
pen
[pɛn]
n. 笔，笔尖;笔法，文笔;作家;围栏;
vt. 写;把…关入栏中;关押，囚禁;
knives
[[naivz]]
pl. 刀子
🗣️ 情景例句
These are polite questions.
这些问题都是礼貌的。
It's half past nine.
现在是九点半。
His average speed had been 301 miles per hour.
他的平均时速实际是301英里。