When something is flatbed, it has a wide, level top that you can put things on — like a table with no walls. People say it most about trucks and trailers: a flatbed truck has a long open back, not a closed box, so you set cargo on that floor and tie it down.

When something is flatbed當某個東西是flatbed的， it has a wide, level top that you can put things on就是有一個又寬又平的表面可以放東西， like a table with no walls就像一張沒有邊欄的桌子。 People say it most about trucks and trailers最常聽到這個詞用在卡車和拖車上： a flatbed truck has a long open backflatbed truck的車尾是長長的開放式平台， not a closed box不是封閉的貨櫃箱， so you set cargo on that floor and tie it down所以你是把貨物放在那個平面上，再綁緊固定。

Printers and scanners can be flatbed too: you lift a lid and lay the paper on a glass plate.

Printers and scanners can be flatbed too印表機和掃描器也可以是flatbed的： you lift a lid and lay the paper on a glass plate你掀開上蓋，把紙張放在一片玻璃板上。

The word almost always sits in front of another noun (flatbed truck, flatbed scanner). People also use flatbed as a name for the truck itself. It is ordinary work language, not fancy.

The word almost always sits in front of another noun這個詞幾乎都是放在另一個名詞前面， (flatbed truck, flatbed scanner)像flatbed truck、flatbed scanner這樣。 People also use flatbed as a name for the truck itself人們也會直接用flatbed來稱呼那種卡車本身。 It is ordinary work language, not fancy這是很平常的工作用語，不花俏。

Though actually the “bed” here is not a bed you sleep in; it is the same idea as a riverbed or a flowerbed — a surface that holds something.

Though actually the "bed" here is not a bed you sleep in不過其實這裡的「bed」不是你睡覺的那張床， it is the same idea as a riverbed or a flowerbed它跟riverbed（河床）或flowerbed（花圃）是同一個概念， a surface that holds something都是「承載東西的一個平面」。