One guy tried to pick me up using something he called "the muffle voice."

一个哥们用他所谓的“腹语”，想跟我搭讪。

youdao

Small electric Muffle manufactured in this way is especially suitable for use in laboratory teaching when the Muffle temperature goes up and down frequently as required.

按此原则制造的小型电炉特别适于升温频繁的实验教学之用。

youdao

Features: whole fiber lining (liss weight and fast heating-up) metallic muffle (less gas consumption), automatic operation, uniform properties of the treated work pieces.

特点：全纤维炉衬重量轻、升温快、金属马弗耗气省，自动便捷，处理后的工件均匀一致。

youdao

Is it my imagination or did the rise of expense-account restaurants purposely building-in conversation-evaporating high-volume noise levels (partly by not building in the architectural elements that muffle them) coincide with the market run-up to 2008?

FORBES: 10 Ways Pricey Restaurants Drive You Crazy