back draft 逆通风 ; 反斜度 ; 后牵伸 ; 倒转
back draft explosion 逆通风爆炸
Back Draft Damper 逆止风门
back draft zone 后牵伸区
back-draft damper 反向通风调节风门
BACK DRAFT GRID 回风格栅
back draft filter 回风过滤器
back draft process 后区牵伸工艺
back draft change gear 后牵伸变换齿轮
以上来源于: WordNet
N a reverse movement of air, gas, or liquid (气、液、固体的)逆向运动
The exhaust vents are equipped with back-draft dampers to prevent dust from entering the enclosure when the unit is not running.
排气口装有逆行气流阻尼器，防止当系统没有运行时灰尘进入机箱。
A llama, the only draft animal on the continent, could carry 70 pounds of gear on its back.
美洲驼是整个大洲唯一可以背负70磅东西的载货动物。
"I was turning the page to get ready for the next page, but the draft wind from the turn caused the spare pages to fall off the stand," Mr. Titterton said, "Luckily I was able to catch them and put them back."
蒂特顿先生说：“有一次，我在翻着一页，准备到下一页，但翻页带来的风导致剩下的乐谱从架子上掉了下来，但所幸的是，我接住了它们，并将它们放了回去。”
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