"rub" 的定义和意义

to rub

to apply pressure to a surface with back and forth or circular motions

to cause something to move back and forth against another object or surface and create friction

Rub

摩擦

the act of rubbing or wiping

摩擦

the main problem or issue in a particular situation

例子

The child rubbed his eyes sleepily as he struggled to stay awake.

He rubbed his forehead in frustration as he tried to solve the difficult puzzle.

The cook instructed the students to rub the seasoning evenly over the meat for the best flavor.

She decided to rub the sore muscles on her shoulders after a long day at work.

The cat rubbed against my leg.

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