1. 因情形：circumstantiality /情况/ | circumstantially /因情形/ | circumstantiate /详细地说/证明/

2.

2. 依照情况地 (副)：circumstantiality 情况细节; 偶然性 (名) | circumstantially 依照情况地 (副) | circumvallate 有城墙围着的; 有城堡围绕的 (形)

1. without advance planning

    e.g. they met accidentally

    Synonym: by chanceaccidentallyunexpectedly

2. in minute detail

    e.g. our inability to see everything minutely and clearly is due merely to the infirmity of our senses

    Synonym: minutely

3. insofar as the circumstances are concerned

    e.g. the account was circumstantially accurate

4. according to circumstances

    e.g. he was convicted circumstantially