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
Medicine should be stored somewhere your kids can't reach it.
药物应摆放在孩子们够不着的地方。
I'll be looking forward to it.
我将期待这一天。
'Look, sheriff,' said Rockwall,
“好了，好了，司法官，”罗克沃尔说，