把旧衣服捐给需要的人，既整理了家里，又做了好事，一举两得。

Bǎ jiù yīfu juān gěi xūyào de rén, jì zhěnglǐ le jiālǐ, yòu zuò le hǎoshì, yìjǔliǎngdé.

Donating old clothes to people in need both tidies up your home and does a good deed, killing two birds with one stone.

公司组织义工活动，既帮助了社区，又提升了企业形象，可谓一举两得。

Gōngsī zǔzhī yìgōng huódòng, jì bāngzhù le shèqū, yòu tíshēng le qǐyè xíngxiàng, kěwèi yìjǔliǎngdé.

The company organized a volunteer event, which both helped the community and improved its corporate image, truly killing two birds with one stone.

骑车上班既能锻炼身体又能省钱，真是一举两得。

Qíchē shàngbān jì néng duànliàn shēntǐ yòu néng shěngqián, zhēn shì yìjǔliǎngdé.

Commuting by bike both exercises your body and saves money; it’s really killing two birds with one stone.