firecracker：n.鞭炮;爆竹；
复数： firecrackers；
例：
However, no one has ever seen a real firecracker How to buy it?
可是，谁也没有见过真正的鞭炮怎样去买呢？
Parameter Design of the Automatic Inserting Fuse Machine for Firecracker.
鞭炮引线自动插入设备的参数化设计。
Probability Analysis and Safety Countermeasures of Accidents Occurred in Firework and Firecracker Production.
烟花爆竹生产事故概率分析与对策。
Experimental Investigation on the Thermal Flux Test of Fireworks and Firecracker Transport Hazard Classification Experiment.
烟花制品运输危险性定级试验热通量实验研究。
Observation and analysis of children's ocular wound due to firework and firecracker.
儿童眼部烟花鞭炮伤的观察及分析。
If a firecracker goes off, you respond the same way?
爆竹响你们也采取同样行动？
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