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- Stand clear of the swinging boom of the crane. 不要走近转动的超重机吊杆。
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- He made his pile during the property boom. 在房地产生意兴隆期间他发了大财。
- The clock began to boom out twelve. 时钟开始敲十二点。
- The long boom of the crane functions like our arms. 起重机的长臂与我们的手臂功能相同。
- Profit multiply in the boom year. 兴旺之年利润增长。
- The boom of the airplane was damaged. 飞机的尾桁受到损害。
- We heard a hollow boom of thunder. 我们听到低沈的隆隆雷声。
- The economic boom tapered off in the 1970s. 经济繁荣在七十年代慢慢消失了。
- The city is having a building boom. 这个城市正在大兴土木。
- The oil market is enjoying a boom. 石油市场欣欣向荣。
- A vertical or nearly vertical line or plane. 垂直线,垂直面垂直或近似垂直的线或平面
- At right angles to a vertical line. 横的与垂直线成90度角的
- boom excavator 臂式挖土机,吊杆挖土机
- Either vertical edge of a square sail. 垂直帆缘横帆的任何一个垂直帆缘
- One of the vertical supports of a handrail on a staircase. 楼梯栏杆小柱楼梯扶手的垂直支撑之一
- A vertical section of fabric; a gore. 编织品的垂直部分; 三角形布
- Local firms have been quick off the mark to cash in on the oil boom. 地方商行不失时机地利用油价暴涨大赚其钱。
- The northern face of the mountain is almost vertical. 这座山向北的一面几乎是垂直的。
- The long boom of the crane function like our arms. 起重机的长臂与我们的手臂功能相同。