Piston rod
[化] 活塞杆
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
rod
[rɑd]
n. 杆，拉杆;惩罚，体罚;（责打人用的）棍棒;手枪;
🗣️ 情景例句
Oh, I'm sorry Susan isn't here.
啊 可惜Susan不在。
Last year, he applied to Harvard University for a scholarship and succeeded in passing a difficult examination.
去年，他向哈佛大学申请奖学金并通过了一个很难的考试。
Can I give him a message?
我可以给他捎个口信吗？