4周搞定2000+托福核心词
concise = con(共同) + cise(切) = 共同切砍→简洁的
confederate = con(共同) + feder(联盟) + ate(形容词) = 共同联盟,联合的
restrain = re(回,翻) + strain(拉紧) = 拉紧→克制
strenuous = stren(拉紧) + uous(形容词) = 拉紧的→费力的
一起拉紧→限制，约束
constrain
常考释义
Reduced operation of the machinery should limit their production and thereby constrain the damage.
降低 ATP 生成的反应可以减少自由基的形成，从而减少细胞损害。
来源于：剑雅6-Test3vt. 限制；约束
Papa had told her that he would not constrain her in any way.
爸爸已经告诉过她，他无论如何都不会限制她。
It's the capacity of those roads which is going to constrain the amount of travel by car that can take place.
制约驾车出行量的将会是那些道路的通行能力。
Women are too often constrained by family commitments and by low expectations.
女性常常受到家庭责任和低期望值的限制。
vt. 强迫；驱使
How can we produce top-class engineers when universities are constrained to offer salaries that can only attract mediocre staff?
如果大学被迫提供只能吸引一般教员的薪水，我们怎么可能培养出顶级的工程师呢？
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