1.表述：help a lame dog over a stile
释义：To help or assist someone in need in some fundamental or basic way. （帮人度过难关）
例句：He has so much money that it would be no effort at all for him to help a lame dog over a stile, but the man is adamant that not a penny of his fortune be used toward charity of any kind.
He always helps a lame dog over a stile, that was his boast.
2. 表述：dog it
释义：To be lazy; to loaf or shirk duty; to fail to put forth the effort necessary to achieve or accomplish something. （懒惰，敷衍了事，吊儿郎当）
例句：Jim became totally disheartened after losing his job and has been dogging it around the house for the past month.
I hate my job, so I just dog it in the office until it's time to go home.
I once had dreams of going to med school, but I dogged it during my last two years in college and can't get in anywhere now.
例句：I'm always dog-tired after a day at the amusement park.
Mom was dog-tired and needed a nap before dinner.
I' m dog-tired. The baby woke up three times in the night.
He was perfectly dog-tired and they were careful not to rouse him.