Pneumatic piston actuator
[化] 气压活塞传动装置
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
n. 开动者, 激励者, 致动器\\n[计] 传动装置, 驱动器, 激励器
🗣️ 情景例句
How much notice of cancellation is necessary to get my deposit back?
想把定金拿回来，要提前多长时间通知你才行？
I would like to call a plumber to come this afternoon.
我要叫一个水管工人今天下午来。
Hello, Lily! How are you today?
喂，莉莉，你好。