吃: eat; take; make过: cross; pass苦头: suffering方: square知: know; realize; be aware of甜头: sweet taste; pleasant flavou ...吃过苦头,方知甜头: He knows best what good is who has endured evil.吃得苦中苦,方知甜中甜: He knows best what good is who has endured evil.Misfortunes tell us what fortune is.No sweet without sweat.吃得苦中苦方知甜中甜: no sweet without sweat甜头: 1.(微甜的味道) sweet taste; pleasant flavour2.(好处) good; benefit 尝到甜头 draw benefit from it苦头: (稍苦的味道) bitter taste 这个河里的水带苦头儿。 water from this river has a slightly bitter taste熬过苦: endure the hard labour甜头儿: sugar plum先尝“甜头”: future obligationn吃苦头: burn one's fingers; have a hard time吃过量: overeat吃过了: yes i have渡过苦海: rescue from life of pains and misery and reach the other shore of salvation过苦日子: pick up a scanty livelihood地头方: jitogata爱情甜头: goodies尝到甜头: have tasted the sweetness of sth.; become aware of the benefits of sth.; come to know the good of sth成功的甜头: sweet smell of success甜头来源: sweetener地方知识: local knowledge ie detailed knowledge of an area that one gets esby living there