Crankpin grease
[建] 连杆润滑脂
🧩 词语组成解析
n. 曲柄销
grease
[gris]
n. 动物油脂;油膏，润滑油;〈俚〉贿赂;
vt. 涂油脂于，用油脂润滑;贿赂;
🗣️ 情景例句
I majored in economic and trade English.
我主修的是经贸英语。
You must come right away.
你必须马上过来。
her flags flying, pennants waving, sails filling in the breeze,
舰旗迎风招展，三角旗随风飘动，微风鼓起风帆，