您要查找的是不是：
- ripple drift bedding 波痕迁移层理
- Sedimentary facies include river bed,alluvial flat,neritic,river mouth and limnetic,littoral,weathered continental drift bed and flood deposit facies. 沉积相主要有河床相、河漫滩相、浅海相、河口湾相、湖沼相、滨海相和陆相坡积洪积风化红土等7种类型，它们的分布与古河谷的形成演化和海平面的变化密切相关。
- A ripple of laughter went through the audience. 观众中响起一阵轻轻的笑声。
- The brook warbled over its rocky bed. 小溪潺潺流过多石的河床。
- I didn't get the drift of his argument. 我没有听懂他论点的要领。
- I can't quite catch the drift of his speech. 我不甚了解他的演讲的大意。
- There is a drift of farmers to the cities. 农民流向城市。
- A ripple, as on the surface of water. (水面上的等)细浪，涟漪
- She rushed off to work leaving her bed unmade. 她匆忙去上班连床都没铺好。
- ripple drift 活动波痕
- A mosquito netting completely surrounds our bed. 一顶蚊帐把我们的床完全围住了。
- It was hard work getting the children off to bed. 哄孩子们去睡可不是容易的事。
- I threw off my clothes and tumbled into bed. 我脱掉衣服倒在床上便睡了。
- I usually go to bed at half past ten. 我通常十点半睡觉。
- The pebble made a ripple on the surface of the lake. 石子在湖面上激起一个涟漪。
- She lay on the bank, listening to the ripple of the stream. 她躺在河岸上，听着小河的潺潺流水声。
- We switched off the motor and started to drift (along). 我们关闭发动机开始滑行。
- He lay face downwards on his bed. 他俯卧在床上。
- Please unplug the TV before you go to bed. 临睡前请拔下电视机的插头。
- These young plants will soon be ready for bedding in borders. 这些幼苗不久将栽到花坛中去。
