安全一度是群居生活的重要动机。而如今大都市毒祸横流，安定的生活相比城郊更使人难以捉摸。
Security, once one of the main reasons for huddling together, is often now more elusive in the druggy streets of the metropolis than in the exurbs.
提高了分析的精密度和准确度，测试催化柴油试样的氧化安定性的结果达到了标准要求。
Analytical precision and accuracy were increased and analytical results of catalytic diesel oxidation stability reached the standard.
提高了分析的精密度和准确度，测试催化柴油试样的氧化安定性的结果达到了标准要求。
Analytical precision and accuracy were increased and analytical results of catalytic diesel oxidation stability reached the stand...
胶原蛋白原液给肌肤提供安定有力的支撑，维持肌肤的光滑度、锁水力和弹性，修护并补充肌肤弹力；
Collagen solution to the skin stable support, maintain skin's smooth, lock water and elastic, repair and added skin tension;
胶原蛋白原液给肌肤提供安定有力的支撑，维持肌肤的光滑度、锁水力和弹性，修护并补充肌肤弹力；
Collagen solution to the skin stable support, maintain skin's smooth, lock water and elastic, repair and added skin tension;
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