- 双语例句 更多例句
A distinction is often made between " positive " and " negative " eugenics.
对 “ 积极 ” 优生学和 “ 消极 ” 优生学往往加以区分.
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- 相关词组
- positive abscissa正性横坐标
- positive magnetostriction正磁致伸缩
- positive surge正涌浪
- positive electrical chargen.正电荷;
- positive anomaly正异常;
- positive symmetric operator正[对称]算子
- positive lowering强制下降
- positive outlook乐观看法;
- false positive假阳性;
- positive feedback正反馈;
- positive energy正能量;
- positive logic-transition正逻辑转换
- positive guard band正色纯保护环
- positive numbern.正数;
- positive whole number正整数
- positive half-wave正半波
- positive system正系统
- positive ground正极搭铁
- positive half trajectory半正轨道
- positive ionn.阳离子;正离子;
- 今日热词
- 热门搜索
- chiq 驰球
- maid n.女仆,侍女;少女;处女,未婚女子;
- stand n.台,看台;立场;停止;抵抗;vi.站立,起立;竖直放置;保持看法;停滞;
- My Mom 我妈妈;我的妈妈
- shelter n.遮蔽(物),庇护(处);居所;收容所;v.遮蔽;躲避,避难;庇护;
- park n.公园;停车场;vi.泊车,停车;
- dive v.跳水,潜水;冲向;迅速将手伸入;暴跌;n.跳水,潜水;冲;下等酒吧;
- bil 十亿;比尔;
- gym n.<非正>健身房;体育馆;室内健身操;体操;
- differ v.有区别;有分歧;
- vivid adj.生动的;(记忆、描述等)清晰的;(人的想像)丰富的;(光、颜色等)鲜艳的,耀眼的;
- fair adj. 公平的;合理的;晴朗的;美丽的;adv. 公平地;直接地;清楚地;正大光明地;