1540s (transitive), from straight (adj.1) + -en (1). Intransitive sense from 1891. Related: Straightened; straightening; straightener. The Middle English verb was simply straight (late 14c.).
双语例句
1. From ingrained habit he paused to straighten up the bed.
出于长期的习惯，他停下来整理床铺。
来自柯林斯例句
2. Straighten both legs until they are fully extended.
挺直双腿直至完全伸展开。
来自柯林斯例句
3. A few sessions talking to a counsellor should straighten him out.
跟辅道员谈几次就会使他改正过来的.
来自《简明英汉词典》
4. We employed a lawyer to straighten our legal tangle.
我们雇了一位律师把法律纠纷理出头绪.
来自《简明英汉词典》
5. We'd better straighten up the house before they get back.
