四级
[sì jí]
level Four; Band Four; Fully Good
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汉英大词典
level Four; Band Four; Fully Good

双语例句
全部 level Four Band Four
1
四级警报！五分钟之内离开。

Level Four alert! They're leaving in five minutes. 

provided by jukuu

2
她是四级传染病专家。

She's an expert on level four infectious diseases. 

www.keke.com

3
MRI相对信号强度四级定量分级法是一种评价髓核退变较好的方法。

The quantitative classification of relative signal intensity in MRI is a method to identify the grades of nucleus pulposus degeneration. 

dict.cnki.net

4
疗效评定采用PRCA24、CGI SI及临床四级疗效评定。

Efficacy was evaluated with PRCA 24, CGI SI and the Forth Clinical Efficacy. 

dict.cnki.net

5
然后，详细介绍了Linux四级安全操作系统中审计系统的设计和实现。

Firstly, this thesis presents the design and implement of the audit system in the Linux 4th level security operating system. 

dict.cnki.net

6
英语专业四级、八级测试（TEM，TEM