lancet

医生用柳叶刀轻轻划开皮肤进行活检。

The doctor used a ___lancet to make a small cut for the biopsy.

教堂的尖拱窗让阳光透过彩色玻璃洒落在长椅上。

The church's ___lancet windows cast colorful patterns of light onto the pews.

医生用一次性采血针采集了我的指尖血样。

The doctor used a disposable ___lancet to collect a drop of blood from my fingertip.