As intermarriage has climbed, the rate of outmarriage among Asians has declined, most likely because the pool of people who are members of the same group and of marrying age has swelled.
WSJ: Interracial Marriages in U.S. Reach a Record
outmarriage:
out- +? marriage; compare exogamy.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。