观察距离
网络释义专业释义
... viewing device 观察仪器，观察装置 viewing distance 观察距离，视距 viewing port 观察孔 ...
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双语例句原声例句
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保持一定的观察距离，避免他们受到惊吓或“因为靠近”被迫逃避。
Observe wildlife from a distance so they are not scared or forced to flee.
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梅森通过从侧面观察来测量每次划水之间的距离。
Looking side-on, Mason measures the distance between strokes.
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玻璃蜂房可以近距离观察工作中的蜜蜂，每个蜂房的蜂王都被打上白点标记。
Glass hives offer a close-up view of the bees at work, with the queen bee in each hive marked by a white dot.
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but you can sort of tell that the particle is moving slowly or rapidly by looking at the space in between these tick marks.
但你可以通过观察计时点之间的距离,来判断该物体运动的快慢
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