Rigidimeter
刚度计
🗣️ 情景例句
All students without exception must take the English examination.
所有学生毫无例外地都必须参加英语考试。
You were late again this morning. I think you had better start being on time.
你早晨又迟到了，我想你最好开始守时。[托福]
unless the parents themselves have been unsatisfactory,
除非父母自身不能令人满意，