🧩 词语组成解析
(vanguard 的复数) n. 前锋, 先锋, 先驱
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
She is indifferent to other people's suffering.
她对别人的痛苦漠不关心。
I must insist you finish what you have started!
我是说一旦开始的事就必须坚持到底！
How many spiders are engaged in this work no our behalf?
有多少蜘蛛在为我们效力呢？