buoyant smoke signal [水运] 漂浮烟雾信号 ; 可浮烟火信号
smoke signal bomb 烟幕信号弹
orange smoke signal 橙色烟雾信号
self-activating smoke signal 自动发烟信号
transmittance of smoke signal 烟雾信号透过率
Orange smoke signal for lifebuoys 救生圈用橙色烟雾信号
self-activating orange smoke signal 自燃橙色烟雾信号
lifebuoy self-activating smoke signal [安全] [水运] 救生圈自发烟雾信号
smoke distress signal 烟雾呼救信号
N-COUNT If someone such as a politician or businessperson sends out smoke signals, they give an indication of their views and intentions. This indication is often not clear and needs to be worked out. (不甚清晰的商业、政治等)信号; 征兆 [usu pl]
The smoke signals from the bank suggest further cuts are coming.
来自此银行的各种信号表明会有进一步的降息。
The bells confirmed with the smoke signal.
钟声证实了烟雾信号。
The results revealed that the smoke signal of adhesive can be reduced by increasing the content of LDA.
测试结果表明，增加联二脲添加量可以降低胶粘剂烟雾信号；
Remember, next time your little hut is burning to the ground — it just may be a smoke signal that summons the Grace of God.
记住，下次当你的小茅屋被烧毁，它可能是一个烟雾信号，将上帝的恩典传达给你。
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