基本解释尅拉爾同根派生 Clar相关词英汉例句clear, clar, clair=clear, bright, 表示“清楚，明白”Clar covering polynomial Clar覆蓋多項式clar choose airflow field 清選氣流場Clarén 尅拉倫Clarín 尅拉林Clar更多例句