Rock solid
稳固的；坚实的；可信赖的
🧩 词语组成解析
rock
[rɑk]
n. 岩石，石头;摇滚乐;棒糖;<非正式>宝石（尤指钻石）;
v. 摇晃;摇动;震动;
vi. 演奏摇滚乐;随摇滚乐起舞;
🗣️ 情景例句
and leave the number with the baby-sitter.
把餐厅的电话告诉临时保姆。
As well be hanged for a sheep as for a lamb.
偷大偷小都是贼。
Though a number of descents have been made, much of it still remains to be explored.
人们多次进入洞内探险，但至今尚有不少东西有待勘探。