Length of pretection
[法] 保护期限
🧩 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
at the end of the semester.
就在这个学期结束的时候。
I'm boating at the lake.
我在湖边划船。
George took off his jacket, rolled up his sleeves and pushed is right arm through the drain cover.
乔治脱掉外套，卷起袖子，将右胳膊伸进了阴沟盖。