Please email the contractor and ask when the renovation of our lobby will begin.

請寄電子郵件給承包商，詢問我們大廳的整修工程何時開始。

The board approved the budget after the contractor submitted a revised cost estimate.

承包商提交修正後的成本估算後，董事會便核准了預算。

We are hiring a project manager to coordinate with outside contractors on new construction sites.

我們正在招募一名專案經理，負責與外部承包商協調新工地的事務。