dual
1
双重的, 双的
having or consisting of two aspects, parts, functions, etc.
- The job requires a dual skill set, combining both technical expertise and creative thinking.
这份工作需要双重技能，结合了技术专长和创造性思维。
- Her dual roles as both a teacher and a coach made her a key figure in the school.
她作为教师和教练的双重角色使她成为学校的关键人物。
- The dual nature of the policy addressed both economic growth and environmental sustainability.
政策的双重性质既解决了经济增长问题，又解决了环境可持续性问题。
- His dual heritage gave him a unique perspective on cultural traditions.
他的双重遗产使他对文化传统有了独特的看法。
- The dual purpose of the event was to raise funds and to increase awareness about the cause.
活动的双重目的是筹集资金和提高对该事业的认识。
2
双数
(grammar) describing words in some languages that specifically indicate the presence of exactly two people or things
- In Arabic, the dual form is used to distinguish between two objects or people.
在阿拉伯语中，双数形式用于区分两个物体或人。
- The dual pronoun in Sanskrit is different from the singular and plural forms.
梵语中的双数代词与单数和复数形式不同。
- The dual case in certain languages helps clarify when exactly two items are being discussed.
某些语言中的双数情况有助于澄清何时确切讨论两个项目。
- The dual form in this language changes both the verb and noun endings to indicate a pair.
这种语言中的双数形式会改变动词和名词的词尾以表示一对。
- The dual form changes both the noun and verb endings to accurately reflect the presence of two entities.
双数形式改变了名词和动词的词尾，以准确反映两个实体的存在。
3
双人, 双操纵的
(of a flight) involving two people, typically an instructor and a student, in a training aircraft where both have access to controls
- She logged her first dual flight with the instructor to practice basic maneuvers.
她记录了与教练的第一次双人飞行，以练习基本操作。
- The pilot-in-training completed several dual flights before flying solo.
训练中的飞行员在单独飞行前完成了数次双人飞行。
- During the dual flight, the instructor guided the student through an emergency procedure.
在双人飞行期间，教官指导学生完成了紧急程序。
- The dual flight allowed the student to gain hands-on experience under the supervision of an expert.
双人飞行让学生在专家的监督下获得了实践经验。
- Dual flights are essential for beginners to build confidence and skill before independent flying.
双人飞行对于初学者在独立飞行前建立信心和技能至关重要。