rock solid
adjective /ˌrɒk ˈsɒlɪd/
/ˌrɑːk ˈsɑːlɪd/
- that you can trust not to change or to disappear
稳固的;坚实的;可信赖的 - The support for the party was rock solid.
这一政党得到了坚定的支持。
- The support for the party was rock solid.
- extremely hard and not likely to break
坚硬的;不会碎的 - The ice on the river was rock solid.
河上的冰坚如磐石。
- The ice on the river was rock solid.