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人一緊張，身體就會(huì)變僵硬。When we are under stress our bodies tend to tense up.人一上年紀(jì),關(guān)節(jié)就變僵硬了.Joints stiffen with advancing years.我們談到他的欠款時(shí),他的表情變僵硬.He froze up when we mentioned his debts....

“變僵硬”的英語(yǔ)可以翻譯為：[醫(yī)]stiffen，anchylose ...