这家老酒吧总是烟雾弥漫，让人难以呼吸。

The old bar is always ___smoke-filled, making it hard to breathe.

会议在烟雾弥漫的紧张氛围中进行，双方都不肯让步。

The meeting proceeded in a ___smoke-filled atmosphere, with neither side willing to back down.