rock-solid
adjective (also rock solid) uk/ˌrɒkˈsɒl.ɪd/ us/ˌrɑːkˈsɑː.lɪd/
坚如盘石的；非常结实的；非常牢固的
not likely to move or break
I've fixed the table - it's rock-solid now. 我把桌子修好了——现在可结实了。
- More examples
- The structure stands on a rock-solid concrete base.
- Even in high winds this motorcycle feels rock solid.
- The need for rock-solid network reliability has never been greater.
- There's a lack of confidence throughout the team, particularly in our normally rock-solid defence.