电池使用前必须充电。
使用前请仔细阅读说明。
使用前务请阅读操作说明。
在20世纪，其他音乐家会使用前四个音符创作不同类型的音乐，如说唱乐和摇滚乐。
In the 20th century, the first four notes were used by other musicians to make different types of music like hiphop and rock and roll.
请记住为路径名使用前向斜杠。
通配符搜索使用前、中和尾匹配。
在使用前必须对此进行映射。
干酵母在使用前必须复原。
记得在使用前一定要多加练习哦。
所有化学试剂均为分析纯，且使用前未经纯化。
All chemicals were of analytical grade and used without further purification.
清单3显示如何在使用前检索并提取这一映像。
Listing 3 shows how to retrieve this image and extract it prior to use.
请在使用前阅读授权协议，它们可能发生变化。
Please make sure to read license agreements before using ICONS in your designs -they can change from time to time.
这种特殊药品必须在每次使用前配制。
将溶液充分混合，并在使用前让它静置30分钟。
Mix the solution thoroughly and let it stand for about 30 minutes before using it.
使用前，请查看许可协议。
让我们使用前一个问题中的方法并假设启用了32位内核。
Let us use the method from the previous question and assume the 32-bit kernel is enabled.
使用前，将上述配方的混合物放在一个喷雾瓶里摇晃混合均匀。
bash中的变量可以在使用前声明，并且声明可以包括类型。
Variables within bash can be declared before they are used, and the declaration can include a type.
操作系统、应用程序和文件在使用前都必须从磁盘移到RAM中。
Operating system, applications and files have to be moved from disk to RAM before they may be used.
不过，此工作流只是示例，在您特定的目标环境中使用前应该进行测试。
However, the workflows are only samples and should be tested before using in your specific target environment.
为了使用前一节中定义的对象管理器和标识范围，需要使用范围键。
To use the object manager defined in the last section and to identify scopes, you'll need to use scope keys.
从献血到输血，是个复杂的过程，使用前需要先对血液进行检测、储存和运输。
The journey from the time blood is donated to when it is transfused is a complex one as it needs to be tested, stored and transported prior to use.
例如，项目生命周期中的一个重要时期就是正式投入使用前的那段时间。
For example, a critical time in the life-cycle of a project is in the time period before your go-live date.
虽然你能够购买到一些非处方的戒烟制品，但是最好在使用前咨询医生。
Although you can buy some quit-smoking products without a prescription, it's best to consult your doctor before you try them.
使用后淋浴可以去掉他人的病菌，而使用前沐浴会防止自己身上的病菌扩散。
Showering afterwards helps ensure you get rid of other people's bacteria; showering before stops you spreading yours.
如果用于生的猪肉或禽肉的卤汁再次使用，确保再次使用前煮沸一下以消灭有害细菌。
However, if the marinade used on raw meat or poultry is to be reused, make sure to let it come to a boil first to destroy any harmful bacteria.
干细胞在使用前都事先经过冰冻和解冻处理，以模拟用于人类目的的干细胞的存放条件。
The cells had been frozen and thawed out before being used, to simulate the conditions they would be kept in if stored for human patients.
负责这一项目的官员们正努力改进机器人的教学质量，并在决定推广使用前解决一些小问题。
Officials in charge of the project are working to improve the quality of robot teaching and iron out glitches before any decision to expand their use.
餐具、饮具和盛放直接入口食品的容器，使用前必须洗净，消毒，饮具用后必须洗净，保持清洁；
Tableware, kitchenware and containers for ready-to-eat foods must be cleaned and disinfected prior to use; cooking utensils and other utensils must be washed after use and kept clean;
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