空气,无论是气态的或是液态的,都是一种流体.Air whether in the gaseous or liquid state is a fluid.水蒸气是气态的水.Water vapor is water in the form of a gas.物质以三种形态存在: 固态 、 液态和气态.Matter exists in three states: solid, liquid and gas....
为保持土壤肥力,农民搞作物轮作.Farmers rotate their crops so that the soil will remain fertile.农作物轮作有助于防止水土流失.Crop rotation helps prevent soil erosion.他连续5年在同一块地里种植不同的作物，研究人员称之为轮作。He grew a different crop on the same field five years i...
the limbo of the stateless person无国籍人的不安定状态I didn't know whether my family was alive or dead. I felt as if I was in limbo.我不知道家人是生是死，感觉自己茫然无措。Some other way of entering limbo must be thought of.要进监狱,还得另打主意....
Some geezer called Danny did it.这事是个叫丹尼的家伙干的。The old geezer wouldn't let them play ball in his pasture.这老家伙不让他们在他的牧场上打球.He is a nice geezer, but a little talkative.他这怪老头,人挺不错的, 就是有点多嘴多舌....
我的照相机上的调焦装置有毛病.The focus on my camera isn't working properly.自动调焦技术已经广泛应用于各种光学仪器中.Auto focusing technology is widely used in all kinds of optical apparatus.通过对当前图像的清晰度判断, 减少了自动调焦的误触发.Based on the current image clari...