损失: 1.(失去) lose 短语和例子损失金钱 lose one's money; 你是不是因此受到损失呢? did you lose by it? 军队损失惨重。 the army lost heavily. 损失三架飞机。 three planes were lost.2.(失去的东西) loss; wastage 短语和例子赔偿某人损失 recoup sb. for hi
真空: [物理学] vacuum; empty space; vacuo 短语和例子高真空 fine [high; perfect] vacuum; 极高真空 extreme high vacuum; 未尽真空 partial vacuum; 产生真空 produce a vacuum; 制造一个权力真空状态 create a power vacuum; 真空包装 vacuumiz
