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- fastness to acid spotting 耐淡碱渍牢度
- He stuck hard and fast to his principles. 他坚定不移地坚持自己的准则。
- Hold fast to this rope, and I will pull you up. 抓紧绳子,我把你拉上来。
- I had to walk very fast to overtake you. 我不得不快走才能赶过你。
- He made the wire fast to the metal ring. 他把这根铁丝紧系在金属圈上。
- The tiger anchor ed fast to its prey. 这只老虎紧紧地抓住猎物不放。
- He made the rope fast to the metal ring. 他把这根绳子紧系在金属圈上。
- The insect anchored fast to its prey. 这昆虫紧紧抓住猎物不放。
- Roger made the rope fast to the metal ring. 罗杰把绳子牢牢地拴在金属环上。
- He told me to hold on fast to the railing. 他让我紧紧抓住栏杆。
- Each holds fast to his own position. 各自坚守岗位。
- Hold fast to this rope,and I will pull you up. 抓紧绳子，我把你拉上来。
- Jill had to run fast to catch up with her friends. 吉儿必须快跑才赶得上她的朋友。
- It is also sensitive to acidity. 聚合物对酸度也是敏感的。
- Julian made the boat fast to the bank. 朱利安把船牢牢地拴在岸边。
- The decay of the shrine is due, in part, to acid rain. 这座寺庙会倾圮的部份原因是因为酸雨。
- It is very fast to travel by plane. 乘飞机去旅行很快。
- In the meantime the whole meal rots and ferments and turns to acid. 此时面包在胃中发酵转变为酸。
- We have to drive fast to make up the hours we lost. 我们必须把车开快一些,把耽误的时间补回来。
- The said process can make sofa leatherette with high resistance to acid, alkali, chemicals, light, wear and hydrolysis and high color fastness. 本发明的方法制备的沙发革表面具有很好的耐酸、耐碱性、耐化学药品性、耐光性、耐磨耗性及耐水解性，且表面具有良好的颜色牢度。
