“结实的”的英语？

在两块结实的烤板上抹些油，把烤炉加热到400度。Grease two sturdy baking sheets and heat the oven to 400 degrees.这种结实的高强度塑料盒子在水下100英尺以内是防水的。The durable high-impact plastic case is water resistant to 100 feet.操作台是由结实的山毛榉木做成的。The worktop is made ...