harp on
短语词形变化
harped on
harping on
harps on
三单
harps on
harping on
现在分词
harped on
过去式
harped on
过去分词
释义与例句
v.
-
1.
To nag about; to complain incessantly or persistently request; to continue to bring up as a point of contention.
及物