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在《PONS词典》中的词汇

roughen [ˈrʌfən] 动词 trans, 不及物动词

roughen
(使)变粗糙 biàn cūcāo
roughen
(使)变毛糙 biàn máocāo
Present
Iroughen
youroughen
he/she/itroughens
weroughen
youroughen
theyroughen
Past
Iroughened
youroughened
he/she/itroughened
weroughened
youroughened
theyroughened
Present Perfect
Ihaveroughened
youhaveroughened
he/she/ithasroughened
wehaveroughened
youhaveroughened
theyhaveroughened
Past Perfect
Ihadroughened
youhadroughened
he/she/ithadroughened
wehadroughened
youhadroughened
theyhadroughened
查看更多的动词变位表