| 前功尽弃 |
qián gōng jìn qì |
to waste all one's previous efforts (idiom) / all that has been achieved goes down the drain |
| 前 |
qián |
front / forward / ahead / first / top (followed by a number) / future / ago / before / BC (e.g. 前293年) / former / formerly |
| 功 |
gōng |
meritorious deed or service / achievement / result / service / accomplishment / work (physics) |
| 尽 |
jǐn |
to the greatest extent / (when used before a noun of location) furthest or extreme / to be within the limits of / to give priority to |
| 尽 |
jìn |
to use up / to exhaust / to end / to finish / to the utmost / exhausted / finished / to the limit (of sth) / all / entirely |
| 弃 |
qì |
to abandon / to relinquish / to discard / to throw away |