Bell mouth
[机] 喇叭口, 锥形孔, 锥形底
🧩 词语组成解析
bell
[bel]
n. 钟，铃;钟声，铃声;钟状物;[建]圆屋顶;
vt. 敲钟;系铃于，给…装上铃;使成铃状;把…放在钟形罩内;
vi. 使象钟状地张开;鸣钟;
mouth
[maʊθ]
n. 口;出入口;传闻;
vt. 装腔作势地说;喃喃地说，心不在焉地说，言不由衷地说;
vi. 装腔作势说话;
🗣️ 情景例句
Good. What do you think, Richard?
好。 你看呢 Richard？
One wrong (or false) move can lose the whole game.
棋错一著，全盘皆输。
She walked slowly into the hall and at once noticed that all the room doors were open,
她慢慢地走进前厅，立即发现所有的房门都敞开着，