单词学习：unnoticeability 名词
unnoticeability
/ˌʌnˌnoʊtɪsəˈbɪləti/
不易察觉性；不引人注目性
The unnoticeability of the small change in the document was crucial for the plan's success, as even 顾老师 didn't spot it during his review.
文件中那个微小改动的不易察觉性对计划成功至关重要，因为连顾老师在审阅时都没有发现它。
单词卡片
卡片已就绪
