好词典

surrogate

UK //ˈsʌrəɡət//US //ˈsɜːrəɡət//

词源

源自拉丁语 'surrogatus',意为'替代',由'sub-'(在...之下)和'rogare'(要求)组成。

noun

❶ 替代者或替代物,指在特定情况下代替某人或某物的人或事物。常用于医学、法律等领域。

“She acted as a surrogate mother for the couple who couldn't have children.”

(她为那对无法生育的夫妇充当了代孕母亲。)

“The doll served as a surrogate for the child's lost teddy bear.”

(这个玩偶代替了孩子丢失的泰迪熊。)

同义词:substitute, replacement, proxy, stand-in, alternate

adjective

❶ 替代的,指具有代替功能的或作为替代品使用的。常用于描述非原始或非直接的事物。

“They found a surrogate family to care for the orphaned child.”

(他们找到一个替代家庭来照顾这个孤儿。)

“The company uses surrogate materials in product testing to reduce costs.”

(公司在产品测试中使用替代材料以降低成本。)

同义词:substitute, alternative, replacement, ersatz, proxy

常见短语

surrogate mother — 代孕母亲,指通过人工受孕方式为他人怀孕并分娩的女性。

“The couple hired a surrogate mother to carry their baby.”

(这对夫妇雇佣了一位代孕母亲来孕育他们的孩子。)

surrogate marker — 替代指标,医学中指用于间接评估治疗效果或疾病进展的可测量指标。

“Blood pressure is often used as a surrogate marker for cardiovascular health.”

(血压常被用作心血管健康的替代指标。)