Top-down

top [tɔp]

n. 顶，顶部;（箱子）盖，（书页等的）上栏;首席;陀螺; adj. 最高的;顶上的;头等的;最大的; vt. 形成顶部;达到…的顶端;处于…的最前头;领导; vi. 总结;超越;高耸;结束;

down [daʊn]

adv. （坐、倒、躺）下;向下;（表示范围或顺序的限度）下至; prep. （从高处）向下;（表示位置）在…的下方;（表示方向）沿着…向下;（表示时间）自…以来; adj. 向下的;沮丧的;计算机或计算机系统停机;（以…）落后于对手的; n. （鸟的）绒羽;绒毛;软毛;汗毛; vt. 放下;（尤指大口或快速地）喝下;使摔倒;击落（敌机等）; vi. [常用于祈使句中]下去;下来;卧倒;下降;

We'd wait until dark and make a fire,

我们等到天黑就升火，

Compared to the previous model, our new model is less expensive and easier to use.

与旧型机比较我们的新型价格便宜且更容易操作。

You were very kind. You brought out all your jewellery and you told me I could take anything I wanted. There were so many beautiful things that it was hard to choose. And then I saw a lovely diamond necklace with a big blue stone in the centre.

你太好了。当时你把所有的珠宝首饰全都拿了出来，而且说，我要什么就可以拿什么。漂亮的首饰太多了，实在难挑选。后来我终于看中了一条美丽的钻石项链，中间还嵌着一颗大蓝宝石。