第四年第八天

[nnozomi]

成语
迷途知返 to mend one's ways, to get back on the right path
可想而知 as one can easily imagine
除恶务尽 to eradicate evil completely
迷途知返 mí tú zhī fǎn; 可想而知 kě xiǎng ér zhī; 除恶务尽 chú è wù jìn

词汇
毛, hair/fur/0.1 yuan (?); 毛病, trouble (pinyin in tags)
https://mandarinbean.com/new-hsk-3-word-list/

Guardian:
迷途知返为时不晚, it's not too late to mend your ways
他的近况也就可想而知, you can imagine how he's doing now
我也没想到因为他母亲的死让他后来转成除恶务尽的作风, I never thought that his mother's death would later make him decide to eradicate all evil
不准你伤他一根毫毛, don't you dare harm a single hair of him!

Me:
可想而知，冬天起床不容易。
他的睫毛很长。