Identity mapping
[计] 恒等映象
🧩 词语组成解析
identity
[ai'dentiti]
n. 身份;[逻]同一性;个性;[数]恒等（式）;
mapping
['mæpiŋ]
v. 映射，绘制…的地图，计划;测图;测绘;
🗣️ 情景例句
Really. I didn't like math.
真的。我不喜欢数学。
Are you through?
你有完没完啊？
The instrument was bought by my grandfather many years ago.
是我祖父在很多年以前买的。