2. 外语
  3. A、It was eroded by some chemicals. B、The scales are obscure. C、The standard for measuring had changed. D、It absorbed moisture an

A、It was eroded by some chemicals. B、The scales are obscure. C、The standard for measuring had changed. D、It absorbed moisture an

admin2021-09-17  52
问题
选项 A、It was eroded by some chemicals.
B、The scales are obscure.
C、The standard for measuring had changed.
D、It absorbed moisture and was inaccurate.
答案D
解析
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