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- My husband is a stamp collector. 我丈夫是个集邮者。
- Ammonia is a chemical substance. 氨是种化学物质。
- Ammonia is a colorless gas with strong smell. 氨是无色并有强烈气味的气体。
- 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。
- ammonia collector 氨气采集器
- 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。
- In some ways, an hydrous ammonia is just as Safe to handle as gasoline. 在某种程度上，无水氨使用起来和汽油一样安全。
- 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。
- Tests of the manure showed a high ammonia content. 这种肥料经过化验表明氨的含量很高。
- 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。
- Dilute the ammonia with water before you use it. 使用氨之前用水稀释它。
- The smelling of ammonia brought himaround. 嗅氨使他恢复了意识。
- 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。
- She diluted the ammonia with water. 她用水稀释氨水。
- 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？
- 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。
- Ammonia has a pungent, penetrating odor. 氨具有一种强烈的刺鼻的气味。
- He's an unsullied tax collector. 他是一位一身清白的税务员。
