Start a business
[经] 开始营业
🧩 词语组成解析
start
[stɑrt]
n. 开始;动身;开动;起点;
vt.& vi. 出发，启程;
vt. 起动;提出（问题）;开办;使开始;
vi. 起始;突然出现;突然跳起;突然涌出;
business
[ˈbɪznɪs]
n. 商业，交易;生意;事务，业务;职业，行业;
🗣️ 情景例句
He's on the phone.
他在电话上。
I'm glad to hear about your promotion.
我很高兴听到你升迁的消息。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。