Pour the dregs away and rinse the pot.
倒掉沉渣， 把壶涮干净。
Take the essence and discard the dregs.
取其精华，去其糟粕。
What we should make sure is to absorb the essence and discard the dregs.
我们要做到的是取其精华，弃其糟粕。
What we should make sure is to absorb the essence and discard the dregs.
我们要明确的是取其精髓，去其糟粕。
She threw the coffee dregs into the sink.
她把咖啡渣子倒进水池子里。
She threw the coffee dregs into the sink.
她把咖啡渣子倒进水池子里。
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