下面这两个副词均含"……以前"的含义： ago ：指从现在起往前推算一段时间，始终置于所修饰的词之后，与一般过去时连用。 before ：或指从过去某一时间起向前推算的若干时间的以前，通常与过去完成时连用；或泛指以前，并不具体指若干时间以前，可使用现在完成的或过去时；还可指从将来某一时间起的若干时间以前。
A hundred years ago coronary heart disease was virtually unknown in Europe and America.在100年前冠心病几乎不存在于欧洲和美洲。Cato , an influential Roman thinker, 000 years ago, praised its medical value.CatotheElder是两千年前一位古罗马很具影响力的思想家, 以...
Mechanization happened years ago on the farms of Islay.数年前，艾莱的农场就实现了机械化。Rationing had put an end to a surfeit of biscuits long ago.定量供应很久以前就结束了饼干过剩的状况。Their water was turned off weeks ago without explanation.他们的水在几周以前就毫无...
黄水晶的价值很大程度上取决于其品质,但颜色也很重要.The value of a topaz is largely determined by its quality.玻璃锯片: 适用于玻璃 、 玻璃灯饰 、 水晶的切割及开槽.直径由:110~300.Glass sawing blades: Use for slotting or cutting to glass, lampshade, crystal etc. Dia 110 ~30...
He gnashed at me, and foamed like a mad dog.他对我咬牙切齿, 象个疯狗似地吐着白沫.He gnashed his teeth in fury.他气忿得咬牙切齿.With hypocritical mockers in feasts, they gnashed upon me with their teeth.诗35:16他们如同席上好嬉笑的狂妄人、向我咬牙....
They called on the authorities to make slavery a punishable offence.他们呼吁当局将蓄奴定为一种应该受到惩罚的罪行。He suggested that tangling fishing gear should be made a criminal offence.他提议，缠绕捕鱼器材应该算刑事犯罪。Their behaviour is an offence. It...
Officers were going to retake sectors of the city.军官们打算重新夺回该市的防御区。In many sectors of the economy the recovery has started.许多经济领域已经开始复苏。Sectors in the economy can be viewed in a variety of ways.可以以多种方式看待经济的构成。...