sing up
短语更用力地唱
词形变化
sang up
singing up
sings up
三单
sings up
sung up
singing up
现在分词
sang up
过去式
sung up
过去式
sung up
过去分词
释义与例句
v.
-
1.
to sing louder.
-
2.
to sing higher, to sing an ascending scale
音乐