"The key is under the table" 是用英语表达"钥匙在桌子下面"的方式。
"Under" 是英语中的介词，表示"在...的下面"。"The key" 是名词短语，表示"钥匙"，"the table" 是名词短语，表示"桌子"。
例句1: "I can't find my keys. Did you see where I put them?" "Yeah, I think I saw you put them under the table."
例句2: "I need to grab my keys before we leave, hold on a sec." "Alright, where did you see them last?" "I think I left them under the table."
例句1中文翻译："我找不到我的钥匙了。你看见我把它放哪了吗？" "对了，我认为我看见你把它放在桌子下面了。"
例句2中文翻译："我们出发前我要拿我的钥匙，等一秒。" "好的，你上次看见它在哪里？" "我想我把它放在桌子下面了。"