S. frogmen land on Cuba's beaches in the Bay of Pigs and set up landing lights to guide the coming invasion.
4月16日，午夜刚过，美国蛙人在猪湾登陆同时设置好灯光指引接下来的入侵。
The SEALs originated on the beaches of World War II, where "frogmen" cleared the way for invasions, and they gained fame in Vietnam.
海豹突击队起源于二战的海滩上，他们当时被称为“雾中人”，为反攻扫清障碍，成名于越南战争。
the dry-type cabin is provided with at least one surge tank, the capacity of which is slightly more than drainage volume of frogmen;
干式舱设有至少一个平衡水箱，平衡水箱的容积略大于蛙人的排水体积；
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