surrogate

替代者、替代品、代替物

For many lonely people, a pet becomes a surrogate for human company.

對許多孤單的人來說，寵物成了人際陪伴的替代品。

代理孕母

The couple decided to have a child through a surrogate.

這對夫妻決定透過代理孕母生小孩。

代理人、代言人

The candidate sent surrogates to speak at rallies across the state.

那位候選人派代言人到全州各地的造勢場合發言。

替代的、代理的限定名詞前

He treated his older cousin as a surrogate father.

他把年紀較大的表哥當成代理父親看待。

替代性的、間接的多用於學術或醫學

Researchers used blood pressure as a surrogate measure of risk.

研究人員以血壓作為風險的替代指標。