中文翻译
英文解释
常见例句
a device or control that is very useful for a particular job n
n a device or control that is very useful for a particular job n durable goods for home or office use
request and expect v address a question to and expect an answer from v require as useful, just, or proper v require or ask for as a price or condition
a useful or valuable quality
anything of material value or usefulness that is owned by a person or company
相关词组
[经] 实际使用年限
同...完全一样有用
熟悉,精通,擅长…
可能有用,早晚会派上用场
[计] 计算机有效时间
decline in economic usefulness
[经] 经济效用降低
[经] 估计使用年限
n. 满屋
n. 满屋, 一屋子( houseful的复数形式 )
[经] 用途消失
[电] 最低使用高频率
帮忙,做有用的人
[电] 最大可用输出看
a. 沉思的
[化] 净最大功; 净有效功
a. 无用的,无益的
不实用或无价值的性质或状态
[化] 有效面积
[化] 有效截面
[医] 有用密度范围