1.down in the mouth 垂头丧气；沮丧的

She looked a bit down in the mouth.
她看上去有点垂头丧气AV^0XM3T_^H*#8B,e[。

He looked very down in the mouth.
他好象闷闷不乐的样子h@4jXL!x=kP3t%t。

2.from hand to mouth 仅能糊口地

We always lived from hand to mouth in those days.
那时候，我们总是过着朝不保夕的生活xpHP+ry]YIj3,~p;C|。

They live respectably from hand to mouth.
他们过着可尊敬的，自食其力的生活R1Eht~eqLJw3|wXm4=P&。

msi_PR6&JPnx0ikB^c9nZUkT#BQ[vhg1iq9+PZ*1