The ballet still had some rough edges.
这段芭蕾舞还有不足之处。
He had a few rough edges knocked off at school.
他在学校改掉了一些坏毛病。
It's a really useful piece of equipment. It's for smoothing rough edges.
这是设备上一个很有用的零件。它是用来修整毛边的。
It's a really useful piece of equipment. It's for smoothing rough edges.
这是设备上一个很有用的零件。它是用来修整毛边的。
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