keep on developping的用法和樣例：
例句
- We suggest you keep a diary for self assessment of your CPD achievements.
我們建議您堅持每天對您的職業(yè)持續發(fā)展成果進(jìn)行自我評估。 - This group was organized last year during the World Summit on Sustainable Development, in Johannesburg, South Africa.
這個(gè)組織是去年在南非約翰內斯堡舉行的可持續發(fā)展世界峰會(huì )期間成立的。
