Frunace flue
[机] 烟道
🧩 词语组成解析
n. 烟洞, 烟道, 暖气管, 渔网, 蓬松物\\n[机] 烟道, 烟管
🗣️ 情景例句
A vice-presidency
副总裁
Do not sell the bear's skin before you have caught the bear.
熊未到手休卖皮（勿过早乐观）。
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。