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- Synthetic Aperture Radar (SAR) is a kind of active microwave imaging radar, which utilizes the method of aperture synthesis to achieve high resolution in the azimuth direction. 合成孔径雷达(Synthetic Aperture Radar,SAR)是一种主动式的微波成像雷达，它利用孔径合成的方法获得方位向的高分辨率。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- We cooked the fish in the microwave oven. 我们在微波炉中煮鱼。
- He is an active member of the school's stamp club. 他是学校集邮俱乐部的一名活跃会员。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- Is it wise to engage in active sports at your age? 我这样的年纪积极参加体育活动是否明智？
- She was active as a left-winger in the party. 她是党内积极的左翼分子。
- He was very active and rode down several horses. 他劲头很大，一连骑了好几匹马。
- Design of Active Microwave Radio Frequency Identification System and Its Communication Module 主动式微波射频识别系统及其通信模块设计
- She plays an active part in local politics. 她积极参与地方政治活动。
- The steel market will continue to be active. 钢材市场将会继续保持活跃。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- The pie is not very hot. Can you microwave it a bit more? 这个饼不是很热的，你再用微波炉加热一会好吗？
- Soil Moisture Data Retrieval by Active Microwave Remote Sensing on Vegetative Land 植被覆盖地表主动微波遥感反演土壤水分算法研究
- He was disabled when on active service. 他在战斗中受伤致残。
- Ms. Brown is active in the party. 布朗女士在晚会上很活跃。
- The active boy was extremely distractible. 那好动的男孩极不专心。
- His lame foot disqualified him for active work. 跛脚使他无法参加积极活动。
- He's very active for an elderly man. 作为老年人，他是非常活跃的。
- Never microwave egg in the shell. 勿将带壳的鸡蛋放入微波炉内加热。
