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stretch可以这样去记忆
1/词根助记
解析
strain 拉紧 -> stretch 拉长
2/联想
constrain v. 限制
constraint n. 约束拘束
restrain v. 抑制,控制约束制止
3/例句
Although we were already fully stretched, we failed in the end.
尽管我们竭尽了全力,最终还是失败了。
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