"书桌" (shūzhuō) 和 "椅子" (yǐzi) 的英文分别是 "desk" 和 "chair"。

"书桌子椅子" (shūzhuōzi yǐzi) 的英文可以表示为 "desk and chair" 或者 "desk chair"。

下面是一些例句:

"I'm going to buy a new desk and chair for my home office." (我要为我的家庭办公室买一张新的书桌和椅子。)
"The desk chair is really comfortable. I could sit in it all day." (这张书桌椅子真的很舒服。我可以整天坐在上面。)
"I need to replace the old desk and chair in my bedroom. They're starting to fall apart." (我需要把卧室里的旧书桌和椅子换掉。它们开始坍塌了。)

"书桌" (shūzhuō) 和 "椅子" (yǐzi) 这两个词本来就是英文单词,所以它们的来源是英文。