不过，他狠快达到了相当高的熟练程度，基本上不需要我的帮助了。

However he has reached a level of proficiency where he seldom needs my help.

youdao

不过，他狠快达到了相当高的熟练程度，基本上不需要我的帮助了。

However he has reached a level of proficiency where he seldom needs my help.

youdao