Pen-vee
[化] 青霉素V\\n[医] 青霉素V(商品名)
🧩 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;
n. V字形物\\na. V字形的
🗣️ 情景例句
Are you involved in any extra-curricular activities on campus?
你在学校参加过任何课外活动吗？
It was a six-hour flight.
它要6小时的飞行。
a ticklish business which is achieved with the aid of two tame elephants roped to the captive on either side.
这是一件棘手的事，需要在它两侧拴上两头驯服的大象才能完成。