foreign gas杂质气体foreignadj.外来的；外国的；异质的；不相符的Foreign direct investments外资foreignization translation异化(翻译)foreign capital admittance外资准入foreign venture capitalist外资风险投资机构foreign investment company外国投资公司foreign language education外语教育foreign-invested project外商投资项目foreign-balance schedule国际均衡曲线foreign exchange operation经营外汇业务foreign periodical service外刊服务