prevention of double duty [税收] 预防双重征税
double-duty plant 两用设备
double-duty kerosene 两用煤油
double-duty 两种用途的
double duty regulator 双作用调节器
Double Duty perfect tweezers 双头毛发祛除夹
Double-duty Bag 两用包
double duty truck 两用货车
Post Double Duty 一岗双责
以上来源于: WordNet
Soy products like tofu, tempeh and fortified soymilk do double duty in this regard, since they provide both calcium and protein.
像豆腐、豆豉和强化豆奶这类大豆制品在这方面有双重功能,因为它们可同时提供钙和蛋白。
但也有人承担双倍的责任。
In fact, most objects you see in a concert hall or theater serve double duty.
事实上,你在音乐厅或剧院看到的大多数物品都有双重功能。
He performs this double duty.
他执行着双重责任。
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