名詞 pestle:

1. machine consisting of a heavy bar that moves vertically for pounding or crushing ores
   同義詞：stamp
2. a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
   同義詞：muller, pounder
3. a club-shaped hand tool for grinding and mixing substances in a mortar

動(dòng)詞 pestle:

1. grind, mash or pulverize in a mortar

pes.tle

n.（名詞）
A club-shaped, hand-held tool for grinding or mashing substances in a mortar.
碾槌，搗錘：用來(lái)碾磨或搗碎研缽中物質(zhì)的一種手持棒形工具
A large bar moved vertically to stamp or pound, as in a press or mill.
杵，研棒：一種作垂直運(yùn)動(dòng)來(lái)壓碎或搗碎的大棒，如在壓榨機(jī)或磨粉機(jī)中
v.（動(dòng)詞）
pes.tled,pes.tling,pes.tles
v.tr.（及物動(dòng)詞）
To pound, grind, or mash with or as if with a pestle.
搗，研碎：用杵或類(lèi)似杵的東西磨碎、研磨或搗碎
v.intr.（不及物動(dòng)詞）
To use a pestle.
使用杵

來(lái)源：
Middle English pestel
中古英語(yǔ) pestel
from Old French
源自 古法語(yǔ)
from Latin pistillum
源自 拉丁語(yǔ) pistillum