复数： trowels

A trowel used to make a surface slick .

用来是表面平滑的铲子。

A small shovel or trowel would also work .

一个小铲子或镘也会工作。

That was laid on with a trowel .

那称赞是过分了。

Use brush trowel to smear the product evenly on the substrate , coating thickness is more than 5mm .

用刷子或抹子把本品在基材上涂抹均匀，涂层厚度大于5mm。

Use a trowel to dig small holes only as deep as each onion set so the tip is exposed when you replace the soil .

用铲子挖孔，深度符合洋葱栽子的大小就可以了，这样，置换土壤的时候洋葱栽子的末端就是暴露在土壤外的。