0 to work hard at something -- pocić się nad czymś
She's been sweating over the preparations for the party all weekend.
中文繁体
埋頭做（某事）…
More中文简体
埋头做（某事）…
MoreTürk dili
canla başla çalışmak, ter dökmek, çok çalışmak…
Moreрусский язык
потеть над чем-либо…
More
