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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。
- We need a hoist to lift the concrete blocks. 我们需要一台起重机来吊起混凝土块。
- 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。
- boom hoist 悬臂起重机,伸臂式起重机,悬臂绞车,臂式吊车,旋臂起重机
- boom hoist rope 悬升用绳
- boom hoist cable 提升钢丝绳
- boom hoist drum 悬挂式鼓
- 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。
- A man shall hoist sail while the wind is fair. 风好须扬帆。
- A ring or collar of rope used to hoist spars or prevent fraying. 索环一环或一圈绳子，用来升起桅杆或防止磨损
- 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。
- The baby boom created a bulge in school enrollment. 生育高峰造成学校入学人数的暴涨
