您要查找的是不是：
- My husband is a stamp collector. 我丈夫是个集邮者。
- gravitational collector 重力集尘器
- A collector of taxes or tribute from the public. 征收员从公众那儿收取赋税或贡物的人
- The stamp collector decided to get that rare stamp at all costs. 这个集邮迷决心无论代价如何都要搞到那枚稀有的邮票。
- The collector bubbled excitedly about his latest discoveries. 那位收藏家兴致勃勃地谈他最新的发现。
- The collector made an appraisal of $2000 on the drawing. 收藏家对那幅画的估价是二千美元。
- A collector of antique cars asked Frank to look out for a 1906 gas head lamp. 一位老式汽车收藏家要弗兰克留神1906年产的煤气前灯。
- A collector of rare insects will show us some of his latest discoveries. 一位稀有昆虫采集家将给我们看一些他的最新发现。
- Why Bother Looking for Gravitational Waves? 为什么要寻找引力波?
- Exact solution of spherical gravitational. 球面引力波的精确解。
- And thus its gravitational field. 重力场也是这个样子。
- The ripples are gravitational waves. 这些波动就是重力场波。
- The collector has acquired a fine collection of impressionist paintings. 这位收藏家收集到大量印象派绘画。
- It is a spontaneous gravitational instability. 原因在于其自发的重力不稳定性。
- The rent collector comes tomorrow, and I've no money; how can I put him off? 收房钱的人明天来，我没有钱，可我怎样才能把他支走呢？
- They are likely sources of gravitational waves. 它们很有可能就是引力波源。
- The vase turned out to be a collector's item. 这个花瓶成为收藏家所争取的珍物。
- He's an unsullied tax collector. 他是一位一身清白的税务员。
- Gravitational force from a shell;Hooke's 'law'. 利用积分推导球壳的引力；
- Can Ring Galaxies Form by Gravitational Collapse? 引力坍缩能形成环星系吗?
