Abstractarray
抽象数组
🗣️ 情景例句
We should.
我们应该如此。
Better wear out than rust out.
与其闲散不如忙碌。
Those planning a trip to remote areas, or intending to live in countries where drinking water is not readily available, should know about the various possible methods for making water safe.
那些计划去偏远地区旅行，或在饮用水不现成的国家居住的人，应该知道如何使水适于饮用的各种办法。