adj.有兩面的

This article deals with theoretical analysis of the bifacial lens right angled with strips through twice refraction. 雙面正交條紋透鏡的聚光倍數(shù)較高，光斑均勻，光線經(jīng)它兩次折射后能到達任意指定的方向。

The leaf has developmental paliasade tissue,2 layer,and belongs to the bifacial leaf. 葉的柵欄組織發(fā)達，二層細胞、二面葉。

The thing always is bifacial, I hope everybody sees the one side of thing sunshine. 事情總是有兩面的，我希望大家看到事物陽光的一面。”

The symptoms appear as 2-sided (bifacial) lesions that usually occur between the veins and occasionally along the margins of the leaves. 癥狀表現(xiàn)為葉子兩面的破壞

Several other locales in South Africa, for example, have yielded the sophisticated bifacial points but no evidence of symbolic behavior. 例如南非其他幾個中石器時代遺址，學(xué)者找到了做工精美的雙面打制尖器，卻沒有象徵行為的證據(jù)。