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- Few incoming students have had prior exposure to these topics. 这些只有少数的刚入学的学生以前曾经接触过的主题。
- True drug allergy is often preceded by prior exposure, or sensitization, to the same or to a similar substance. 药物过敏发生前常有同一物质或类似物质的接触或致敏。
- Because people will have had no prior exposure to a pandemic strain of influenza, everyone will need two doses: a primer and then a booster about four weeks later. 由于引发全球流感的病毒株是人类从未接触过的品系，因此每个人都需要注射两剂：第一剂为引子，四周后再追加第二剂强化疫苗。
- It is practically impossible to teach good programming style to students that have had prior exposure to BASIC. As potential programmers, they are mentally mutilated beyond hope of regeneration. 教一群被BASIC先入为主的学生，什么是好的编程风格简直是一件不可能的事。对于一些有潜力的程序员，他们所受到的智力上的伤害远远超过了重建他们的信心。
- It happened prior to my arrival. 这发生在我到达之前。
- I threatened him with public exposure. 我威胁说要向公众揭发他。
- I appreciate that you may have prior commitments. 我体谅你可能事先已另有承诺。
- Something afforded or deserving prior attention. 优先考虑的事或值得优先注意的事
- She chose the room with an eastern exposure. 她选了一间朝东的房间。
- His answer was tinted by his prior knowledge. 他的回答说明他先前就有所了解。
- No prior knowledge should be required. 不需要预先学得什么知识。
- My children have a prior claim on my time. 我的时间首先得用来照顾我的孩子。
- It happened prior to her departure. 这事在她走前发生的。
- An exposure of one- hundredth of a second will be enough. 百分之一秒的曝光时间就足够了。
- Exposure of the body to strong sunlight can be harmful. 身体受烈日暴晒会造成伤害。
- I was unable to attend the meeting because of a prior engagement. 我因有约在先，所以未能参加这个会。
- Electrical conductivity affected by exposure to light. 光电导性，光电导率受光暴露影响的电传导
- A criminal must be in perpetual dread of exposure. 罪犯总是提心吊胆,害怕暴露。
- Prior to entering the nozzle, the steam is at high pressure. 在进入喷嘴之前，蒸汽处于高压状态。
- He feels a prior obligation to his job as a journalist. 他觉得要优先为他的新闻记者的工作尽职。
