He looked incuriously at Bond and his mouth was square with the empty letter-box smile.

他漫不经心地看着邦德， 他的嘴角挂着空荡荡的信箱般的微笑。

I don’t think the shelf is square with the floor.

【square，squareness】我觉得这块搁板与地面不平行。

The house was square, with rows of tall windows, and had preserved a remnant of elegance.

房子是方形的，有一排排高大的窗户，保留了一丝优雅。