请输入您要查询的英文词组：
词组
obligatory
释义
obligatory
It is obligatory that he be
见 essential
知识来源：
赵振才 编著.英语常见问题解答大词典.哈尔滨：黑龙江人民出版社.1998.第831页.
随便看
that/those
that (those) which
that/when
that/when
that/which
that/which
that/which
that/which
that/which1
that which/what
that/who
the
the
the
the
the
the
the accused
theatre(theater)
the best/best
the best/better
the better for
the better/the best
the blue or the green dress
the cause of/for
英语用法大全包含4017条英语用法指南，基本涵盖了全部常用英文词汇及语法点的翻译及用法，是英语学习的有利工具。
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更新时间：2025/4/4 14:19:54