以太,能媒一种在以前被假定为电磁波的传播媒质并具有''.'绝对'.''连续性 、 ''.'高度'. ''弹性的极其稀薄的媒体. An all - pervading , infinitely elastic, massless medium formerly postulated as the medium of propagation of electromagnetic waves.
我们三个人把无篷小划艇推出了棚子。The three of us manhandled the uncovered dinghy out of the shed.几小时之内，警察就抓到了刘易斯提到的那三个人。Within hours, police corralled the three men Lewis had named.这三个人命运未卜。The fate of the three men is unknown....
§小企业可以为那些对大量生产的商品感到厌倦的顾客提供个人化的产品.Artisans can provide individualized products for customers who have grown weary of mass - produced goods.感到厌倦的工人是由于持续地操作一项单一的工作.Boredom of workers may stem from continuously having to per...
Annotations: Select and order the annotation fields to display in the prototype.标注: 选择显示在原型中的标注字段,并设定顺序.Reviewing philology phonology dialectology and lexis studying history, which aiming at the annotation of Lushi - chu...
The dollar and the yen, havens for investors fleeing market turmoil, tumbled.作为投资者规避市场动荡的避风港,美元和日元汇率昨日大幅下跌.Bacon tumbled over the laundress's buckets in the passage through which he had to pass.洗衣妇的水桶挡住了培根的必经之路,使他差一...
我有一副很低的女低音嗓音。I had a very low contralto voice.这次的配乐需要一位女低音歌手。The score calls for a contralto.唱歌的四个声部是女高音 、 女低音 、 男高音和男低音.The four parts in singing are soprano, alto, tenor and bass....
在用水以前先将其中不清洁的东西过滤掉.Filter out all the dirt before using the water.清洁的衣服和良好的举止能给人以好感.Clean clothes and good manners are prepossessing.和孩子讨论污染问题，强调清洁的街道、草地或公园有多么美丽。Discuss pollution with your child, emphasizing how nice a ...