单词	cross signal
释义	cross signal noun : a signal blast usually forbidden because of the danger of collision that is made by one ship approaching another in the opposite direction and indicates a desire to pass on the side opposite to that originally signaled by the other ship Word History Etymology cross entry 3
随便看	Echinorhinus Echinostomatidae echinostome echinostomiases echinostomiasis echinostomoid Echinozoa echinus echinuses Echites echium echiums Echiurida echiuroid Echiuroidea echiuroids Echiurus echo echo box echo chamber echo organ echo ranging echo sounder echo sounding echo stop

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