an onion

常见例句

Lihn began to break it up with a spoon, and I realized that the pill looked like an onion with countless layers.
林用羹勺把葯丸擣碎，我注意到那葯丸就像一個洋蔥，一層一層的數不過來。
I quickly grabbed an onion in hope of blaming the saltwater running down my cheeks on something other than my lousy frame of mind.
我迅速抓起一個洋蔥，想把自己臉上流淌著的帶鹹味的水遷罪於某樣東西而非我糟糕的心境。
A digital photograph is like an onion, and advancements in machine reading and software scanning can help peel back layers to extract information from images.
一張數碼圖片就像一個洋蔥，閲讀設備和掃描軟件的發展有助於將這顆洋蔥層層撕開，從而獲得信息。

So right now, basically, anything is a commodity except for an onion or a movie.
FORBES: Some Dodd-Frank Humor
The frankensoftware is comprised of other encryption services, layered like an onion -- but capable of switching between processes instantly.
ENGADGET: MIT's got a way of using encrypted data without decrypting it, next stop, traveling without moving
Lihn began to break it up with a spoon, and I realized that the pill looked like an onion with countless layers.
NEWYORKER: Meeting with Enrique Lihn