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- Scientists have studied the migration of fish over long distances. 科学家研究过鱼类远距离回游的现象。
- Many items in daily use are made out of plastic. 有很多日常生活用品是塑料制的。
- It is some kind of plastic made to imitate iron. 这是一种塑胶，但外观仿制得像铁。
- Many items in daily use are made of plastic. 很多日常生活用品是用塑料制成的。
- A kind of plastic stuff is used to make the plates. 这些盘子是用一种塑料制造的。
- There has been a migration of people from the country to the towns. 人们从乡下移居城镇。
- It was some kind of plastic made to imitate iron. 这是一种塑胶,但外观仿制得像铁。
- There was a huge migration of people into Europe because of the war. 因为战争，大量的移民涌入欧洲。
- I cut myself on a piece of plastic that was as sharp as a razor. 我在一块极锋利的塑料片上划了一下。
- The seasonal migration of birds. 鸟类的季节性迁移。
- Promoting orderly migration of people. 26、促进人口有序迁移和流动。
- There has been a migration of people from the country to the town. 人们从乡下移居城镇。
- A mask is a transparent sheet of plastic. 蒙片是一张覆盖在图版上的透明塑料片。
- Can strips of plastic Be united with epoxy? 塑料带可以用环氧树脂黏合起来吗?
- Migration of gas in Upper Palaeozoic Group, Middle Ordos basin. 鄂尔多斯盆地中部上古生界天然气运移特征分析
- Good knowledge of plastic material. 对塑料原料有丰富的知识和经验。
- The migration of the cultured cells was examined by Boyden Chamber. 用BoydenChamber检测细胞迁移能力。
- The hurried returned summers hurried the migration of flier. 那些匆忙回归的夏天，冲乱了飞鸟的迁徙。
- A kind of plastic stuff is used to make the plate. 这些盘子是用一种塑料制造的。
- Smith's experiment on a new kind of plastic has caught on and he's got a good result. 史密斯对一种新塑料的实验获得了成功，收到了很好的效果。
