1·The SODIS device is very simple, and USES parts from a keychain that blinks when exposed to light.
阳光杀菌法的装置非常简单，用了钥匙扣的一部分，放在阳光下时它就会闪烁。
2·Re-order them so that the new keychain is first in the list.
重新订货，这样新的钥匙扣是列表中的第一个。
3·The main business companies: various grades of keychain, car pendant, double sided tape, 3d Silicone-specific kites and other automotive supplies.
本公司主要经营：各种档次的钥匙扣、汽车挂件、双面胶、3d硅胶专用包等汽车用品。
4·So, we thought the idea of a Keychain Solar Flashlight a little odd at first.
因此，我们认为一个太阳能手电筒钥匙扣想法起初有点多。
1·The history of this keychain hates you.
这个钥匙链的历史恨你。
2·We want to buy Metalware PVC Handicraft, Keychain, Houseware, Gip Kitchenware, Photo Thermometer Handicrafts.
我们要采购金属器皿，手工艺品，钥匙链，家庭用品，厨房用具，相片温度计手工艺品。