压低

tā hěn hài pà yīn cǐ yā dī le sǎng zi

他很害怕，因此压低了嗓子。

He was so terrified that he lowered his voice.

tā pà bié rén tīng jiàn biàn yā dī shēng yīn shuō huà

他怕别人听见，便压低声音说话。

He lowered his voice in case someone else would hear him.

yā dī wù jià

压低物价

keep the prices down

yā dī bào jià

压低报价

beat down an offering

yā dī jī shù

压低基数

lower the basic figure

yā dī lì lǜ

压低利率

drive down interest rates