禧 (xǐ): joy

毕竟，大多数人每天真正要做的，并不是什么千禧年数学难题。

bì jìng , dà duō shǔ rén měi tiān zhēn zhèng yào zuò de , bìng bù shì shén me qiān xǐ nián shǔ xué nán tí .

After all, for most people, what they actually have to do every day isn’t some Millennium Math Problem.

分享一则冷知识：早在千禧年到来之前，苹果就已经用过“Duo”这个名字。

fēn xiǎng yī zé lěng zhī shí : zǎo zài qiān xǐ nián dào lái zhī qián , píng guǒ jiù yǐ jīng yòng guò D u o zhè gè míng zì .

Here’s a little-known fact: Apple had already used the name “Duo” long before the turn of the millennium.

而他的成果还牵着 Hodge 猜想，就是那七道百万美元千禧年难题之一。

ér tā de chéng guǒ hái qiān zhe H o d g e cāi xiǎng , jiù shì nà qī dào bǎi wàn měi yuán qiān xǐ nián nán tí zhī yī .

His work is also linked to the Hodge Conjecture, one of the seven million-dollar Millennium Prize Problems.

老一代球迷的看球时光，裹挟着浓郁的人间烟火，是专属于千禧年前后的集体青春仪式。

lǎo yī dài qiú mí de kàn qiú shí guāng , guǒ xié zhe nóng yù de rén jiān yān huǒ , shì zhuān shǔ yú qiān xǐ nián qián hòu de jí tǐ qīng chūn yí shì .

For the older generation of fans, watching games was steeped in the rich, everyday vibrancy of life—a collective rite of passage unique to those who came of age around the turn of the millennium.

除此之外，李振杰、郭家禧联合执导的小成本科幻悬疑片《UFO离奇命案》同样备受关注。

chú cǐ zhī wài , lǐ zhèn jié , guō jiā xǐ lián hé zhí dǎo de xiǎo chéng běn kē huàn xuán yí piàn U F O lí qí mìng àn tóng yàng bèi shòu guān zhù .

In addition, the low-budget sci-fi thriller *UFO: A Bizarre Murder Case*, co-directed by Li Zhenjie and Guo Jiaxi, has also attracted significant attention.