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- Viewed in profile, top of skull and top of muzzle lie in two parallel straight lines of equal length divided by a slight, but perceptible stop or break. 从侧面看，头骨的线条与口吻上部的线条是两条平行的直线，长度基本相当，两条线被一个非常轻微但可观察到的止部分隔开来。
- The series are using for flat glass grinding, and parallel straight line pencil edger rough grinding,fine grinding and polishing finishing at one time. 该系列产品适用于对平板玻璃的磨边加工，可同时对玻璃的两条平行直线圆弧边的粗磨、精磨一次加工完成。
- He drew a straight line on the paper. 他在纸上画了一条直线。
- The child used a ruler to draw straight lines. 这孩子用一把直尺划直线。
- Arrangement or position in a straight line or in parallel lines. 直线排列直线或平行线的排列或位置
- parallel straight lines 平行直线
- The straight line passes through none of the points. 此直线所有这些点都没有通过。
- In, of, describing, described by, or related to a straight line. 直线的直线本身的、直线的、描述直线的或用直线描述的或与直线有关的
- A concatenated sequence of straight lines. 连接起来的直线序列。
- Draw a straight line on the paper. 在纸上画一条直线。
- A structure or part having the form of a straight line extending from a point. 放射组织，放射状具有射线形式的结构或部分
- A straight line extending from a point. 射线从一点发出的一条直线
- A surface containing all the straight lines that connect any two points on it. 平面包含面上所有连接任意两点的直线的平面
- Radio waves travel in straight lines. 无线电波是直线传播的。
- One of these straight lines excluded the other. 两条直路中的一条排斥另一条。
- Don't go in a straight line anywhere. 不要大模大样走到任何地方。
- The plot/graph of I versus V is a straight line. I随V的变化曲线是一条直线
- The children were marshalled into straight lines. 让孩子们排成直行.
- TV waves travel only in straight lines. 电视的电波只能直线行进。
- To hit(a ball) sharply,usually in a straight line. 击出边线快速直线球通常沿着直线方向猛击（球）
