new
sub(-)tropical belt的英文翻译是什么意思，词典释义与在线翻译：
英英释义
名词 sub:
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a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States
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a submersible warship usually armed with torpedoes
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be a substitute
