18.计算机、原子能和空间新技术引发军事变革,标志着当代军事新发展。
You can _____ some bottles of wine, or some chocolates, or a bunch of flowers.
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
合一算法:求非空有限具有相同谓词名的原子公式集的()
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