释义
n.
a thing placed at the rear of something as a barrier or support
后盾；后围栏。
【棒球】 本垒后的挡球网。
【棒球】 接（球）手。
〈喻〉紧急措施，最后一招；支柱
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the human operator has to act as the ultimate backstop when things go badly wrong .情况严重时操作人员得发挥最后支柱的作用。
v.
【棒球】 为…当接（球）手
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the man who backstopped the Edmonton Oilers 为埃德蒙顿加油人队当接球手的那个人
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figurative 〈喻〉reinsurers might become reluctant to continue backstopping American insurers .再保险公司或许会不愿继续做美国保险公司的后盾。
【冰球】担当…的守门员。
support or reinforce
支持；加强
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the founding banks were backstopping the loans. 几家发起银行已在追加贷款。