重点讲解：
1. be ready for
为……做准备；
eg. The plane is ready for take-off.
飞机准备随时起飞。
eg. The book is ready for publication.
这本书已准备好随时出版。
eg. The goods are ready for shipment.
货物备妥待运。
2. at the same time
同时；
eg. She and I both arrived at the same time by pure coincidence.
我和她同时到达纯属巧合。
eg. Several matters have cropped up at the same time.
几件事挤在一块儿了。
eg. The most common multiple births are twins, two babies born at the same time.
最常见的多胎是双胞胎，两个婴儿同时出生。