stretch/stretʃ/
vt., vi.1. 变长，使长；变宽，使变宽She stretched the material.她撑拉这种材料。
2. 拉紧；张紧to stretch a rope tight把绳拉紧
In some tropical regions small boats used to be made of skins stretched over a wooden frame.过去有些热带地区小船是用兽皮绷在一个木头框子上造成的。
3. 伸开，张开4. 有弹性；可扩张5. 伸展，伸长（身体或四肢）He stretched his legs in front of him.他往前伸腿。
I stretched out my hand towards the book.我把手伸向这本书。
He stretched and flexed his knees to relax himself.他伸屈膝关节使自己放松一下。
6. 曲解，滥用（规则或时间）7. 持续