1.Arguments between other couples should be let well alone.
人家夫妻之间吵架,最好不要去管。
2.His cabin is uninhabitable in summer,let alone in winter.
他的小屋连夏天都不好住,更不说在冬天住了。
3.You can avoid all kinds of trouble by letting well alone.
随遇而安就能避免种种麻。
4.I'm so sick today that I couldn't walk as far as the kitchen, let alone go to the zoo with you.
天病得连厨房那么远都走不动, 更不说陪你逛动物园了。
5.Ikonic art can be found throughout the Orthodox Christian faith to represent the messiah, saints and other holy figures, but it is an exacting art that few men master, let alone dabble in.