timesaving
adjective uk/ˈtaɪmˌseɪ.vɪŋ/ us/ˈtaɪmˌseɪ.vɪŋ/
省时的
reducing the amount of time needed for doing something
Washing machines and vacuum cleaners are timesaving devices. 洗衣机和真空吸尘器是省时的设备。
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