Volunteers were ready and waiting to pack the food in boxes.

志愿者已经准备完毕，等着将食物装箱。

《牛津词典》

He was punctilious about being ready and waiting in the entrance hall exactly on time.

他拘于礼数地准备妥当，按时在门厅的入口处等候。

《柯林斯英汉双解大词典》

Your news is on demand — ready and waiting when you want it.

新闻是随需应变的-在需要的时候是就绪的且处于待命状态。

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They're ready to rapidly differentiate into antibody producing cells and they're waiting for that second signal to come.

并可以迅速分化为,抗体分泌细胞,记忆细胞在等待第二次信号的到来

耶鲁公开课 - 生物医学工程探索课程节选

For those who need a fix of further confusion, two sequels are ready and waiting in the wings.

NEWYORKER: Infernal Affairs

Some lines were ready and waiting for the power to be restored.

FORBES: Leadership Tips, New York Style: Lessons from the NYC MTA

And, in a drawer of the back bedroom, mended with blue tape, ready and waiting, the glasses he should have been wearing.

ECONOMIST: Winnie Johnson