to work extremely hard
非常に一生懸命働く (hijō ni isshōkenmei hataraku)
"She worked her fingers to the bone to support her family."
"彼女は家族を支えるために非常に一生懸命働きました。" (Kanojo wa kazoku o sasaeru tame ni hijō ni isshōkenmei hatarakimashita.)
a method of hacking that tries all possible combinations of...
with honest intentions; sincerely
to react angrily and criticize someone suddenly
alert, smart, and quick to react
so stressed or tired that one can hardly cope
to surprise or defeat completely