Premuffler
前置消声器
🗣️ 情景例句
and wrote to his wife Martha.
给他妻子Martha写信。
Never say die! Up man, and try.
不要气馁，朋友，振作起来，干！
People tend to amass possessions, sometimes without being aware of doing so.
人们喜欢收藏东西，有时并没有意识到自己在这样做。