Be sure your professional presentation is polished and that you give proper attention to your hair, nails, teeth, and general hygiene.
保证你在职场上的讲话都是经过深思熟虑的，同时花点时间关注自己的外形，比如头发、指甲、牙齿以及个人卫生。
You don't always need a fancy photo or crazy custom background to make a presentation look professional.
你不必总是要靠花哨的照片或者疯狂的自定义背景来让PPT显得专业。
Greet and serve the guest by Marriott standards of food and beverage quality, presentation and sanitation, and in a gracious and professional manner.
用热情的态度，专业的服务，问候每位客人。 提供客人万豪标准的餐饮，卫生和服务。
So these 150+ people came to this presentation aftersome of the most difficult years of their professional lives.
这150多人经历了艰难的职业经历后来到这次演讲。
One presentation of note at the CSA meeting was a broad and in-depth review of what the ASA is as a professional organization.
其中提到的一个CSA会议上的报告是对ASA作为一个专业组织的广泛而深入的综述。
Kinemac is a real time, 3d animation and presentation program that allows you to create your own professional 3d animations with the simplicity of a 2d presentation tool.
Kinemac是一个实时三维(3d)动画制作和演示软件，它能让你轻易地创建专业的三维动画和简单的二维(2d)演示工具。
DC, well known as the most powerful or professional antigen-presentation cells (APC), plays a key role in initiating and modulating innate and adaptive immune responses.
树突状细胞（DC）作为功能最强的专职抗原提呈细胞在启动和连接天然免疫和获得性免疫起着至关重要的作用。
DC, well known as the most powerful or professional antigen-presentation cells (APC), plays a key role in initiating and modulating innate and adaptive immune responses.
树突状细胞（DC）作为功能最强的专职抗原提呈细胞在启动和连接天然免疫和获得性免疫起着至关重要的作用。
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