彼女は泣くまいと気を張った。

she; her; her; girlfriend; sweetheart

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

to cry; to weep; to sob; to howl

probably isn't (doesn't, won't, etc.); don't (doesn't) intend to; intend not to; must not; (when used in an imperative sentence) don't

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

spirit; mind; heart; nature; disposition; motivation; intention; mood; feelings; atmosphere; essence

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to stick; to paste; to affix; to link (e.g. in WWW forums); to stretch; to spread; to strain; to tighten; to put up (tent); to form (e.g. ice on a pond); to fill; to swell; to stick out; to put; to slap; to be expensive; to become one tile away from completion