improve on什么意思

improve on的音标：improve on的英式发音音标为：[im'pru:v ɔn]improve on的美式发音音标为：[ɪm'pruv ɑn]...

We need to improve on our performance against France.我们需要比对阵法国队时表现得更好。He is looking to improve on his admittedly modest achievements so far.迄今为止,他的成就的确不算大,他打算更进一步.I am unable to improve on his suggestion.我提不出比他更好的建议了....