这小岛的河滩就是巴黎最早的城廓，塞纳河就是它最早的沟堑。 The strand of that island was its first boundary wall, the Seine its first moat.
吃一堑，长一智。 A fall into the pit,a gain in your wit.
吃一堑，长一智。 Experience must be bought.
吃一堑，长一智。 A fall into a pit, a gain in your wit.
有一道沟堑，又宽又深，冬汛②水涨，水急流速，环绕着整个巴黎的城墙根； A large, deep moat, with a brisk current during the high water of winter, bathed the base of the wall round Paris;
吃一堑，长一智。 The burn child dread fire.
全军都开始叫嚷着要将壕堑填平。 The whole army begins to clamour for the fosse to be filled up.
地堑在两个地质断层之间的，通常很长的地壳下降部分 A usually elongated depression between geologic faults.
吃一堑长一智。 "A fall into the pit, a gain in your wit."
保暖罩尤指罩在茶壶上面保持茶水热度的堑子或编织物 A padded or knitted covering placed especially over a teapot to keep the tea hot.
小塔宫右边，是一座座墨黑的高大炮台，沟堑环绕，像是用一根绳子把它们捆扎在一起，彼此契合。 To the right of the Tournelles, that truss of enormous towers, black as ink, running into each other and tied, as it were, by a circular moat;
吃一堑，长一智。 A fall in the pit, a gain in your wit.
吃一堑，长一智。 A fall into the pit, a gain in your wit.
他离婚是吃一堑长一智. The divorce left him a sadder but a wiser man.
吃一堑，长一智。 Wisdom come by suffering.
以往的发明也曾改变过我们进行战争的方式，使我们远离了堑壕战。 They changed the way we fought war--caused us to back away from trench warfare.