投機(jī)取巧（投機(jī)取巧）　

◎ 投機(jī)取巧 tóujī-qǔqiǎo

[speculate and take advantage of opportunity;resort to dubious shifts to further one‘s interest;seize every chance to gain advantage by trickey] 耍小聰明,利用時(shí)機(jī)謀取私利

投機(jī)取巧最可恥