1 author

2 writer

3 classifier: 个 gè

1 tell-tale

2 informer (esp. to police)

3 whistleblower

4 grass

1 ninja

1 patient

2 sufferer

1 lover (of art, sports etc)

2 amateur

3 enthusiast

4 fan

1 don't do it, or don't rest (idiom); either give up, or go through to the end

2 Since we started, we must carry it through whatever happens.

3 in for a penny, in for a pound

1 lit. when a man achieves the Dao, his poultry and dogs rise to Heaven (idiom)

2 fig. to ride on sb else's success

3 Once one man gets a government position, all his cronies get in too

4 Once sb has cracked the problem, every Tom, Dick and Harry can do it

1 to live miles apart (idiom)

1 news pass quickly from mouth to mouth (idiom)

2 an infectious disease spreads quickly (old meaning)

1 happy on the one hand, but worried on the other (idiom)