toughy

例句：

1. 1. The old tree is toughy enough to support a small house.
   这棵老树足够坚固，可以支撑一个小房子。
2. 2. He's toughy enough to withstand the cold weather.
   他足够坚强，能够抵御寒冷的天气。
3. 3. The new car is toughy and reliable.
   这款新车坚固可靠。