Safety cup: a special cup used to hold the back rail of a spread fence.

安全罩：用于固定伸展障碍后栏杆的特殊杯状罩。

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One way to prevent the spread of the toad would be to build a national fence.

第一个阻止蔗蜍蔓延的方法是建立一个全国范围的围栏。

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First of all, a national fence probably won't stop the spread of the toad.

首先，一个全国范围内的围栏不会阻止蔗蜍的蔓延。

youdao

First of all, a national fence probably won't stop the spread of the toad.

首先，一个全国范围内的围栏不会阻止蔗蜍的蔓延。

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