Undertake an ascent of
攀登,攀爬…
🧩 词语组成解析
an
[æn]
art. 一（在元音字母前代替不定代词a）;一任一某一;一个;
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
my sister and her husband and their daughter.
我妹妹Susan和她丈夫以及他们的女儿。
OK. Your plans are always successful.
OK，你的计划常常无往不利！
You mustn't come home late.You must be home at half past ten.
你不准回家太晚，你必须在10点半到家。