Term of validity
[化] 有效期间\\n[经] 有效期限
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
A job of some kind.
找点工作。
Please estimate your living costs for this month.
请估计一下你这月的生活费用。
Tomorrow he will be watching her anxiously as she swims the long distance to England.
明天他将焦急地注视着女儿游过这段漫长的距离到达英国。