De-rating
[经] 低估
🧩 词语组成解析
[化] 非对映体过量\\n[医] 铥(69号元素铥的别名,1916年Eder离得的假想元素)
rating
['retɪŋ]
n. 等级;评估，评价;极限;收听率，收视率;
v. 估价( rate的现在分词);定级;
rat =calculate 计算 + ing [名词后缀],构成抽象名词 → n. 等级,评定结果，收视(听)率
🗣️ 情景例句
What for?
为什么？
What is one man's cloud is another man's sunshine.
此人乌云盖顶，彼人艳阳满天。
there is always something to do in connection with it, from finding the right place for the latest addition, to verifying facts in reference books.
从为新增添的收藏品寻找摆放位置到核对参考书中的事实，总归有事可做。