纵然伤心，也卜要愁眉卜展，因为祢卜知素谁会爱上祢德笑容。
Never frown, even when you are sad. because you never know who is fal ling in love with your smile.
他们提供重要的抗氧化素的能力也广为人知。
It's also widely known that they have the power to deliver key antioxidants.
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.
维生素经辐照或这种热处理后究竟变成了一些什么物质通常还是末知的。
The substances to which vitamins are converted as a result of irradiation or such thermal treatments are generally unknown.
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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