Speaking of
辅助 Assistant[引入最近谈到过的一个话题]谈起，提到
🧩 词语组成解析
speaking
['spi:kiŋ]
n. 说话;讲话;谈话;演讲;
adj. 演讲的;富于表情的;（肖像）栩栩如生的;雄辩的;
v. 讲，谈(speak的现在分词 );
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
If I've ever been sure of anything, I'm sure of this; your team is going to lose the same game on Saturday.
这一次我十分肯定：你们队星期六的比赛会输。
Good wine needs no cries.
好酒无需叫卖。
I like looking after my sister's baby, but my sister doesn't let me do it.
我喜欢照看我姐姐的孩子，但我姐姐却不让我做这事。