1. 补遗：sonar 声纳,声波定位仪 | supplementing 补遗 | dim 暗淡的,悲观的
1. This can take the form of gas stations supplementing their income with retail outlets, or convenience stores adding gas to the list of goods on offer.
2. Special Drawing Rights never became an attractive alternative to the dollar, only modestly supplementing dollars and other national units in international use.
3. Microwave and satellite transmissions will be developed and improved since supplementing means safeguarding normal operations and meeting emergency requirements for transmission.
4. He said that metro volunteers play an important role in supplementing Shenzhen's transportation service.
5. The fact is that relevant departments did not draft necessary supplementing rules before the law is practiced.