三人行，必有我师(焉)

成语
不死不休 to fight to the last gasp (literally, "I'll sleep when I'm dead")
死马当活马医 to keep trying even if the situation is hopeless (literally "to doctor a dead horse as if it was alive")
死路一条 a dead end, a road to ruin
( ”pinyin” )

词汇
服装, costume; 克服, to overcome ( ”pinyin” )
https://mandarinbean.com/new-hsk-3-word-list/

Guardian:
看样子，他们是不死不休了, it looks like they propose to fight to the death
再说了，老赵都成这样子，死马当活马医吧, also, with Lao Zhao like this, we'll grasp at any straws we can get
跟我合作，你敢要拖我后腿，死路一条, working together, if you dare get in my way you'll be on a hiding to nothing
[no relevant 服 words]

Me:
别再联系他，死路一条而已。
演出会的你的服装好漂亮啊！

语法
难怪/怪不得 X，原来 Y "no wonder X, on account of Y" (middle of page)
https://resources.allsetlearning.com/chinese/grammar/Expressing_%22no_wonder%22

词汇
服务, service; 舒服, comfortable ( pinyin )
https://mandarinbean.com/new-hsk-2-word-list/

Guardian:
难怪夜尊有恃无恐的，原来他早就埋了后手, no wonder Ye Zun is sure of help to call on, he's long since laid plans to fall back on [I learned 有恃无恐 first in a very different context...]
难怪你会带我来这，原来是想看我自露马脚, no wonder you brought me here, you wanted to show me where I slipped up
电话打过了，不在服务区, I called the number, it's not in service

Me:
怪不得她会吹长笛吹得这么好，原来她从小吹了。
那家酒店的服务特别好。