“张大”的拼音？

终场一幕让50,000名成年观众惊叹得张大嘴站了起来。The finale had 50,000 adults standing in open-mouthed wonderment.我们给了他一张大海绵床垫用来睡觉。We had given him a large foam mattress to sleep on.他张大了嘴巴，吃惊地盯着我。He just gazed at me slack-jawed....

“张大”的英语可以翻译为：magnify，exaggerate，publicize widely ...