因此，我们也许会感到意外，维生素c这个广为人知的抗氧化剂竟有“助氧化剂(Pro - oxidant)”一面，它可以通过增加活性氧的生成让动脉受惠。
It might therefore come as a surprise to learn that vitamin c, a well-known antioxidant, has a "pro-oxidant" alter ego that can benefit arteries by increasing the production of ROS.
目前，公知的笔式胰岛素注射器用在常规胰岛素时，笔芯在使用完后，仍存有很多胰岛素剩余量，造成浪费。
Currently, when known pen insulin syringes are used for general insulin, refills still have abundant residual insulin after being used, thereby causing waste.
棉纤维是己知纤维素纯度最高的天然资源之一，在世界纺织业中占有重要的地位。
Cotton fiber is considered as one of the best nature resource for its cellulose purity, and has an important position in textile spin industry.
棉纤维是己知纤维素纯度最高的天然资源之一，在世界纺织业中占有重要的地位。
Cotton fiber is considered as one of the best nature resource for its cellulose purity, and has an important position in textile spin industry.
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