使: send; tell sb. to do sth.不: a block of wood逮: capture; catch将用钉子钉牢使之不易开启: make secure with nails so that it cannot easily be opened止住水使之不再从水箱溢出: stothe overflow from the cistern匡我不逮: help me to overcome my shortcomings estimate expect权所不逮: beyond one's power使之然: ilize天使之: angel's取之不尽,用之不竭: be inexhaustible in supply and always available for useabound inexhaustlessunexhausted取之不尽,用之不竭: be inexhaustible in supply and always available for use; abound in; exhaustless; unexhausted多摩君之不: domo-kun no fushigi terebi感之不尽: be exceedingly thankful; extremely grateful挥之不去: can't take it来之不易: be not easily won; be hard won; be not easily come by; hard-earned; have not been easily won; it has not come easily.; not easily achieved [gotten; got; obtained]: 我们的成功来之不易。 our successes were hard-earned. 我们的胜利来之不易。 our victory was hard-won. 每一粒粮食都来之不易。 every single grain is the result of toil. 我们今天稳定的形势是来之不易的。 the stable situation of our country today was hard won来之不易的: hard earned; hard-earned; hard-won钱来之不易: money doesn't grow on trees; money doesn’t grow on trees求之不得: seek but fail to get; all that one could wish for; exceedingly [most] welcome; fail to find a thing after searching for it; just what one (has) wished for; so rare that it is not to be sought 求之不得的事情 just what one wants; 这是求之不得的机会。 this is a most welcome opportunity. 求之不得, 不求自来。 follow love, and it will flee; flee love, and it will follow thee取之不尽: inexhaustible取之不尽的: inexhaustible却之不恭: it is disrespectful to decline [refuse].;it would be disrespectful [impolite] to decline ...:却之不恭, 受之有愧。 to accept (these sumptuous gifts) embarrasses me, but to refuse them would be unmannerly.; to decline would be disrespectful but to accept is embarrassing说之不尽: it is too long a story to tell无之不化: das nichten des nichts喜之不尽: be supremely happy新金之不日: die another day