both
conj.
equally, this and that together
pron.
we two, two of us
adj.
two, one and the other; together
2 (number)
both
Adjective
1. (used with count nouns) two considered together; the two; "both girls are pretty"
(synonym) both(a)
(similar) some(a)
Both
(conj.)
As well; not only; equally.
(a. or pron.)
The one and the other; the two; the pair, without exception of either.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
About
两败俱伤
liang3 bai4 ju4 shang1
Both sides suffer.
Said of a struggle that benefits neither of the parties involved.
难兄难弟
nan4 xiong1 nan4 di4
Suffering big brother, suffering little brother.
Originally meaning brothers with the same ability and virtue. Later describing people who are in the same boat, struggling in difficulties together. Two of a kind.