Be prolific of
盛产,多产,富于…
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
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
Does he have a middle name?
他有中间名字吗？
I'd like a refund on this ticket.
我要退这张票。
Who were you playing against?
你们和谁踢？