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to rub
01
擦, 揉
to apply pressure to a surface with back and forth or circular motions
Transitive: to rub sth
Example
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.
02
擦, 摩擦
to cause something to move back and forth against another object or surface and create friction
Transitive: to rub sth against sth
Example
He rubbed the sandpaper against the rough edges of the wood to smooth them out.
She rubbed the cloth against the window to remove the streaks and dirt.
She rubbed the balloon against her hair to generate static electricity.
Rub
01
摩擦, 擦拭
the act of rubbing or wiping
02
问题, 困难
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.
