Validity of credit
[经] 信用状的有效期
🧩 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
See you in front of the museum at five o'clock.
五点钟博物馆前再见。
He who would catch fish mush not mind getting wet.
欲擒龙王，就得下海。
but it was impossible to stop the thieves.
但他已无法抓住那些窃贼了。