This present paper is a study of Chinese language in Wu Jing Zheng Yi. In this article the present author attempts to clarify the idioms as follows:
1. "容或・或容" "悉皆・皆悉" "並皆・皆並" "盡皆" "復更・更復" "更別・別更" "似若・若似・如似" "猶尚・尚猶" "親自・自親" "既已・已既"
2. "當須・須當" "必須" "宜須" "應須" "當合・合當" "當應・應當" "必當" "必應" "宜應" "固應" "固當" "固宜" "正當"