吃透英语课本，提升在校竞争力
v. 擦；摩擦
n. 擦；摩擦；阻碍
现在分词：rubbing
第三人称单数：rubs
过去式：rubbed
过去分词：rubbed
复数：rubs
You’ll have to rub harder if you want to get it clean.
如果你想把它弄干净，就得更使劲地擦。
I hurriedly rubbed myself dry.
我赶紧把自己擦干。
She sometimes asks if I want a back rub.
她有时问我是否想要一次背部按摩。
rub in
v. 用力擦入；反复讲
rub up against
接近…
rub it in
[美俚]反复讲别人不爱听的事；（故意）触人痛处
rub shoulders with
与……接触，并肩
rub on
勉强度过
rub against
v. 摩擦
rub off on
感染；沾上；由于摩擦而在…上留下痕迹
rub up
vt. 擦亮；揉和；激起
rub off
擦掉；使显得暗淡
rub elbows
交际，接触
rub out
擦掉，擦去
rub down
按摩，用力擦遍；擦掉
vi.擦；摩擦；擦破
mop up
wipe
vt.擦；摩擦；惹怒
n.摩擦；障碍；磨损处
friction
bar
obstacle
dam
let
