您要查找的是不是：
- A regular Command Prompt window shouldn't work, as probably it doesn't have the necessary environment variables set. 正常的命令提示符可能不能用,因为没有设定所需的环境变量。
- Congregation of cattle in stock yard or of horses in racetracks may provide the necessary environment for respiratory viruses. 将牛畜集中在牲畜围栏内或马匹集中在赛马场内会给呼吸道病毒传染提供必要的环境。
- Work so the reason can compare notes with the leader, let a patient change when necessary environment or hospitalization. 如是工作原因可与领导交换意见，必要时让病人更换环境或住院治疗。
- The laboratory provides the necessary environment for research on biological structures, dynamic surface phenomena, superconductors, and studies on metal structures and composite materials. 本实验室为研究生物构建，动力表面现象，超导体及金属结构和混合材料提供了必不可少的实验环境。
- It is necessary that he be sent there at once. 有必要马上派他到那里去。
- Is it necessary for me to attend the meeting? 我真的必须参加这个会议吗？
- She will make necessary arrangements. 她会作好必要的准备。
- Some adjustment of the lens may be necessary. 可能有必要调节一下镜头。
- He is insensitive to the environment. 他对环境感觉不敏锐。
- I consider it absolutely necessary. 我认为那绝对必要。
- She is not used to the new environment. 她对新环境不习惯。
- I feel it is absolutely necessary. 我觉得这是绝对必要的。
- It was agreed that another meeting was necessary. 大家一致认为有必要再开一次会。
- I think it is necessary to learn science. 我认为学科学是必要的。
- If necessary, I'll be glad to run you about. 如果需要，我们乐意用汽车接送你。
- Children need a happy home environment for their healthy growth. 孩子们需要幸福的家庭环境才能健康地成长。
- If necessary, please warehouse the goods. 如有必要，请将该货存入仓库。
- Children need a happy home environment. 孩子需要一个幸福的家庭环境。
- He made a quick adaptation to the new environment. 他很快适应了新的环境。
- I always feel ill at ease in a strange environment. 我在陌生环境总觉不自在。
