close to the ground 离地面近的;低的 low-level bombing attacks 低空轰炸袭击
of low rank; involving people of junior rank 低级别的;初级的 a low-level job 低级职位 low-level negotiations 低级别的谈判
not containing much of a particular substance especially radioactivity (尤指放射性)含量低的 low-level radioactive waste 放射性低的废料
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computing )计算机 (of a computer language )计算机语言 similar to machine code in form 类似机器码的;低级的 opposite high-level