Parallel lines are lines that never join.

平行是永不的。

Parallel lines are, by definition, lines on the same plane that never join.

按照定义说, 平行是在同一平面上永不的。

Oxford Road joins the High Street at an angle of ninety degrees.

牛津路该大街垂。

Line A crosses line B at right angles.

AB角。

The lines AB and CD intersect at E.

ABCD于E点。

The line AB intersects the line CD at O.

ABCD于O点上。

The course which will cut each meridian at the same angle is termed a rhumb line.

每一子午同一角度的航向叫恒向。

The two edges met flush.

两个边缘齐平。

In the amity I speak of,they intermix and confound themselves one in the other,with so universal a commixture,that they weave out and can no more find the seam that has conjoined them together.

在我所说的友谊中，心灵互融，不分彼此，甚至连的连接点都找不到。