Piston boss
[机] 活塞销毂
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
boss
[bɔs]
n. 老板，上司;领袖，首领;[机]轴套，套筒;
vt. 当…的首领;管理，指挥;
vi. 当首领;发号施令;
adj. <俚>很好的，一流的;
🗣️ 情景例句
have been busy at work this morning
一早上都在忙着
Custom is the guide of the ignorant.
习俗是无知者的向导。
It's only three hundred pounds. But, of course, it's not as good as the expensive one.
它只要300英镑。但是，它当然没有价钱高那种好。