optional exercise是什么意思，optional exercise的意思翻译、用法、同义词、例句

常用词典

自选动作

例句

This completes the optional portion of this exercise.

这个练习的可选部分也完成了。

As far as I am concerned the use of stored procedures, database triggers and foreign key restraints is OPTIONAL, not MANDATORY, therefore I am free to exercise my option not to use them.

这样的话，我认为存储过程，触发器，外键是可选的，而不是强迫的，因此我可以自由的选择不去用它们。

Furthermore if such surveys are considered optional surveys then we believe the right to exercise the option is not left to the contractor, but to the Employer or his representatives.

而且如果这样的监控将被视为可选监控，我方相信其选择权也不是承包商的而是业主或者其代表的。

Abundant optional colors the entire table, and exercise a sense of clear-cut, it tells you, the original life can be so colorful.

整个表可选颜色丰富，并且运动感鲜明，它告诉您，原来生活可以如此多彩缤纷。

Some things shouldn't be optional - and for too many of us, they are. For example; intelligent eating, structured and regular exercise and healthy lifestyle.

有些东西是强制性的，但更多的东西并不是，比如科学饮食，坚持、系统地锻炼，保持健康等等。

网络扩展资料

单词：optional

用法

Optional是一个形容词，通常用于描述某个事物是可选的或不是必需品。常与to be动词连用，例如：

The additional features are optional and can be added later. (额外功能是可选的，可以后期添加。)
The dress code is optional for this event. (这个活动的着装规定是可选的。)

解释

Optional可以解释为“可选的”、“不强制的”、“任意的”等意思，常用于描述某个事物或选择是可自由决定的。例如：

Optional courses in college allow students to explore different fields of study. (大学的选修课程允许学生探索不同的学科领域。)
The use of a seatbelt is optional, but highly recommended. (使用安全带是可选的，但强烈建议。)

近义词

Optional的近义词包括voluntary、discretionary、elective等。这些词都强调某个事物是可选择的或不是必须的。例如：

Voluntary retirement is an option for employees who want to leave the company. (自愿退休是想要离开公司的员工的一种选择。)
The discretionary spending budget allows for some flexibility in our expenses. (自由支配的预算允许我们在开支上有一些灵活性。)
Elective surgery is a medical procedure that is chosen by the patient. (选修手术是患者选择的一种医疗程序。)

反义词

Optional的反义词是mandatory，表示某个事物是强制性的或必需的。例如：

The mandatory safety training is required for all new employees. (强制性的安全培训对所有新员工都是必需的。)
The use of a helmet is mandatory for this bike race. (这个自行车比赛必须戴头盔。)

锻炼

单词：exercise

用法

Exercise是一个名词和动词，通常用于描述身体活动或训练。作为名词时，exercise表示锻炼、运动或练习等意思。作为动词时，exercise表示进行锻炼、运动或实施等意思。例如：

Regular exercise is important for maintaining good health. (定期锻炼对于保持身体健康很重要。)
I try to exercise at least three times a week. (我尽量每周至少锻炼三次。)

解释

Exercise可以解释为“锻炼”、“运动”、“练习”等意思，通常用于描述身体活动或训练。例如：

Cardiovascular exercise is good for the heart and lungs. (有氧运动对于心脏和肺部很有好处。)
Practicing yoga is a great way to exercise both the body and mind. (练习瑜伽是锻炼身体和头脑的好方法。)

近义词

Exercise的近义词包括workout、training、physical activity等。这些词都强调身体活动或训练的意义。例如：

A daily workout routine can help build strength and endurance. (每天的锻炼计划可以帮助增强力量和耐力。)
Professional athletes require intense training to perform at their best. (职业运动员需要进行强度大的训练才能达到最佳表现。)
Engaging in physical activity can improve overall health and well-being. (参与身体活动可以改善整体健康和幸福感。)

反义词

Exercise的反义词是inactivity，表示缺乏身体活动或运动。例如：

Prolonged inactivity can lead to a variety of health problems. (长期缺乏身体活动可能会导致各种健康问题。)
Sedentary lifestyles are associated with increased risk of obesity and heart disease. (久坐的生活方式与肥胖和心脏疾病的风险增加有关。)

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