belly knife

基本解釋

Don't picture the windowsill as a dull hot knife slitting open your belly.
不要把窗沿想象成一把滾燙鈍刀子在為你開膛破肚。
The man slit the creature's belly with a short knife, spilling the dewy beige guts into a bucket.
這個店員用一把短刀劃開了這條魚的肚子，把那些濕漉漉的呈淺褐色的內(nèi)臟扔進桶里。
Though it may be part of Japan's food folklore, it is said that in Tokyo the eel is filleted along the back to avoid mimicking the samurai warrior's ritual knife-in-the-belly suicide.
雖然也許只是日本食品的民間風俗，但據(jù)說東京人從后背片開鰻魚是為忌諱武士切腹自殺的儀式。

The men separated, the knife handle protruding from the belly of the one in the uniform.
NPR: Excerpt: 'Killer Weekend'