迄今为止

面对复杂多变的外部环境，我们做事必须做到迄今为止。

miàn duì fù zá duō biàn de wài bù huán jìng, wǒ men zuò shì bì xū zuò dào qì jīn wéi zhǐ.

Faced with a complex and changing external environment, we work right up to date.

这是迄今为止该考古遗址发掘出的保存最为完好的古代壁画。

zhè shì qì jīn wéi zhǐ gāi kǎo gǔ yí zhǐ fā jué chū de bǎo cún zuì wèi wán hǎo de gǔ dài bì huà.

This is the best-preserved ancient mural excavated at this archaeological site to date.