first clear中文什么意思

例句与用法

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1. What a wonder , the first clear word he ' d ever spoken for nearly a week
   这是一个奇迹，一个礼拜的昏迷后第一个清晰的词语。
2. If a clustered index already exists , you must first clear this setting on that index
   如果聚集索引已经存在，则您必须首先在该索引上清除此设置。
3. The students first cleared rocks and mud with pickaxes and shovels to expose the spring
   宾大学生先用鹤嘴锄和铲子把岩石和泥土清除，让泉水露出地表。
4. You can change this order by first clearing the selected columns in the table , and then selecting external columns from the list in a different order
   首先清除表中所选的列，然后以不同的顺序从列表中选择外部列，即可更改顺序。
5. We must first clear of the old line , when constructed line , motor drive the cutter made of hard metal alloy to revolve at high speed , then erase old line
   在有残损热熔标线的路面进行划线施工时应首先用清除机将旧标线清除干净。该机使用发动机带动硬质合金制成的打磨头高速旋转，打磨头在旋转离心的作用下与路面凸起部分磨合，将旧线清除。