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holmium  detail>>
钬ho
holmium  detail>>
koeo key on engine off
点火打开引擎关闭 点火开关打开,发动机不起动(静态) 静态测试模式 引擎关闭  detail>>
ho =【化学】 holmium 钬。
ho  detail>>
key off
切断  detail>>
off key
走音的  detail>>
off-key
 adj.  1.走音的,走调的。 2.不正常的,不适合的,不协调的。  detail>>
crt-off key
切断电键  detail>>
cut off key
断流电键 切断电键  detail>>
cut-off key
断路电键 切断电键  detail>>
key on engine off
点火开关打开,发动机不起动(静态)  detail>>
on-off key ook
开关键  detail>>
be the key to
对......至关重要  detail>>
key
 n.  1.钥匙。 2.要害,关口,要冲。 3.关键,线索,秘诀;解法。 4.(外国书的)直译本,图例,题解,图解,解释。 5....  detail>>
key in
插上 键盘输入 键入 输入  detail>>
key on
接通用键固定  detail>>