自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-COUNT 珍珠 A pearl is a hard round object which is shiny and creamy white in colour. Pearls grow inside the shell of an oyster and are used for making expensive jewellery.
She wore a string of pearls at her throat...
I put on the pearl earrings Daddy had bought me.
ADJ 珍珠般的 Pearl is used to describe something which looks like a pearl.
...tiny pearl buttons.
PHRASE 明珠暗投；对牛弹琴 If you say that someone is casting pearls before swine, you mean that they are wasting their time by offering something that is helpful or valuable to someone who does not appreciate or understand it.
You do not value what should be valued, I see I was casting pearls before swine.
PHRASE 精辟见解，睿智言论，妙语如珠（常指开玩笑的话） People describe what someone says as pearls of wisdom to suggest that it is wise or helpful, often when they are joking.
And what is that pearl of wisdom supposed to mean?...
Her advice includes perfectly true but rather fulsome pearls of wisdom.