frictionless

英 [f'rɪkʃnles] 美 [f'rɪkʃnles]

• adj. 无摩擦的；光滑的

英英释义

Adjective:

1. lacking all friction;

   "a perpetual motion machine would have to be frictionless"
   

例句

用作形容词 (adj.)

1. Pulley bearings are frictionless.
   滑轮轴承是无摩擦的。

词汇搭配

• frictionless flow 无粘流动,无摩擦流动...
• frictionless fluid 无摩擦流动,无粘性流...