n.脆皮；猪油渣；劈啪声
Rare breed pork produces delicious crackling. 这些猪肉可做成肉美味的脆皮。
He is trying out chicken fat for crackling. 他正在熬鸡油以便取得油渣。
He could hear the crackling of burning trees. 他可以听见树木燃烧发出的劈啪声。
A cheerful wood fire was crackling in the sitting room. 熊熊的柴火在起居室的炉中噼啪作响。
