以往

zhè yǐ wǎng shì yī piàn shā mò

这以往是一片沙漠。

This used to be a desert.

chǎn pǐn zhì liàng bǐ yǐ wǎng dà yǒu tí gāo

产品质量比以往大有提高。

The quality of the goods is much better than before.

tā huí xiǎng qǐ yǐ wǎng de suì yuè

她回想起以往的岁月。

She cast her thoughts back to earlier times.

duì yǐ wǎng zhì liáo fāng fǎ de gǎi jìn

对以往治疗方法的改进

an advance on previous treatments

zhè yǐ wǎng shì yī piàn huāng yě

这以往是一片荒野。

This place used to be a vast expanse of wasteland.

jīn nián de shōu cheng bǐ yǐ wǎng rèn hé yī nián dōu hǎo

今年的收成比以往任何一年都好。

The year's harvest is better than any previous year's.

gēn yǐ wǎng yī yàng tā bǎo chí chén mò

跟以往一样，他保持沉默。

As before, he remained silent.