成: accomplish; succeed双: two; twin; both; dual不成: won't do对: answer; reply成对；形成双晶: twinning成对成双: in pairs even成双成对: in pairs; female and male成双地, 成对地: in pairs不成双的: u aired; unpaired不成对的: [解剖学] (非双生的, 单一的) azygous; azygos不成对电子: unpaired electrons不成对骨: unpaired bone不成对核子: unpaired nucleon不成对毛: unpaired seta不成对台地: unpaired terrace不成对中子: unpaired neutron不成对自旋: unpaired spin不成对变质带: unpaired metamorphic belt不成对运行图: train diagram not in pairs单只的，不成对的: in an odd way总是成双成对； 协力: go in couples; hunt in couples; run in couples不成对电子密度: unpaired electron density不成对自旋效应: unpaired-spin effect与另一只不成对的鞋子: a shoe that doesn't pair up with the other成双: atwain; couple; duplication; geminate; gemination; geminative; reborn; twin
