Differential piston
[机] 异径活塞
🧩 词语组成解析
differential
['dɪfə'rɛnʃəl]
adj. 差别的;特意的;[数]微分的;[机，物]差动的;
n. [数]微分;差别;工资级差;[机]差动器;
di, dif, divid 表示”分开”;”取消”,”否定”;”不同”
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
That's nice. I'll be waiting for her call. Thank you.
太好了，那我就等她的电话。谢谢。
You're wasting you breath.
你在白费口舌。
By this time, however, three men had come into the ring and they quickly dragged the drunk to safety.
好像连牛也在为他感到遗憾，