Know one's onions
精明
🧩 词语组成解析
know
[no]
v. 知道;了解;认识;确信;
n. 知情;
a. 人们的；自己的
n. 奥尼恩斯（姓氏）；奥尼恩斯（英国语言学家、词典编纂家）
🗣️ 情景例句
Of course.
当然。
It is our permanent principle that contracts are honored and commercial integrity is maintained.
重合同、守信用是我们的一贯原则。
It seemed that one bee was able to communicate the news of food to other bees in its hive.
似乎一只蜜蜂能够把食物的信息传递给蜂箱里的其他蜜蜂。