第二年第三百四十五天

[nnozomi]

语法
一面 + V1 + 一面 + V2 "do X and Y at the same time"
https://resources.allsetlearning.com/chinese/grammar/Expressing_simultaneous_actions_with_%22yimian%22

词汇
往, to (pinyin in tags)
https://mandarinbean.com/new-hsk-2-word-list/

Guardian:
[no 一面 of this kind]
你逃避地星原本只是向往新鲜的空气，并非大罪, you originally escaped Dixing to move toward fresh air, not a great crime
往前面就安全了，去吧, let's go up ahead where it should be safe

Me:
在教室请你们别一面听讲一面玩手机。
我们还是往回家。