[判断题]
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[img]data/attachment/exam/2510/24/2510241250320441.jpg[/img] a vector has a directwfg2zxh4k:h3w3i -x83h-s+ wum uriw5uzv+hwo ,v ct .eo;;fion.
参考答案:
本题详细解析: This is true because a vector is a quantity with not only a magnitude but hdxfp1k7p3n 8 also a direction. So8dpph7f1x 3kn the answer is true.