The slave quailed at his master 's look .

奴隶见到主人便畏缩。

He quailed at the prospect before him .

他对自己的前途感到惶恐。

I quailed with fear at the thought of telling her the bad news .

想到要告诉她这个坏消息，我就害怕得发抖。

The boy quailed at the sight .

男孩看到那情景而畏缩。

She quailed before his angry bitterness .

面对他怒气冲冲的怨恨她畏缩不已。