Prolongate
vt. 延长, 拖长, 拖延, 拉长
🗣️ 情景例句
Thanks, dear.
谢谢 ，亲爱的。
What's the height of the building?
这座楼有多高？
suggested an idea on which he had been working for many years to the British Government and industrial circles.
他向英国政府和工业界提出了他研究多年的一项计划。