optional
常见例句
- Chinese is our optional course to us students of science.
中文是我们这些理科学生的选修科目。 - We have some optional subjects.
我们有一些选修科目。 - The goods are optional, but only one.
这些物品是可以任选的,但只能选一个。 - Our attendance at graduation is optional.
毕业典礼可以自愿参加。 - We also recommend a full day optional excursion to the Upper Douro.
我们还推荐去杜罗河上游的短途自选一日游。 - The course consists of ten core modules and five optional modules.
这门课程包括十个必修单元和五个选修单元。 - Certain courses are compulsory, others are optional.
某些课程是必修的，其他是选修的。 - The course consists of ten core modules and five optional modules.
这门课程包括十个必修单元和五个选修单元。 - Certain courses are compulsory, others are optional.
某些课程是必修的，其他是选修的。 - A holiday isn't an optional extra. In this stressful, frantic world it's a must.
休假并非可有可无。在这个紧张而忙碌的世界，它是必不可少的。 - We also recommend a full day optional excursion to the Upper Douro.
我们还推荐去杜罗河上游的短途自选一日游。 - Optional extras include cooking tuition at a top restaurant.
可选的额外项目包括在顶级餐厅学习厨艺。 - The goods are optional, but only one.
这些物品是可以任选的, 但只能选一个. - It is optional with you.
那是你的自由. - Attendance at the lecture is optional.
这一讲座可随意参加. - Airfield: 4 Firehawks, which is enough to destroy an opposing Tech are optional.
机场: 4个火鹰, 这足够您摧毁敌人得高科了,云层推进升级可选. - Appends the specified element of List ( optional operation ).
在列表尾部添加指定元素 ( 可选操作 ). - The appearance of two new optional color effect: soil and grass green bronze.
对于外观,有两种新的效果色可选: 土青铜色与草绿色. - On lesser amounts, insurance is recommended but optional and taken out at your request.
在少许数额, 保险被推荐但任意和被去掉根据您的请求. - However, the alt attribute is optional and may be omitted from particular image elements.
然而, alt的属性是可选的,甚至是可以忽略的. - A general categorization ( optional ). Negative, epithelial cell abnormality, or other ( see interpretation below ).
大体分类 ( 可选择项 ). 正常, 或上皮细胞异常, 或其他 ( 参看以下描述 ) - Constructors have optional extra parameters for the comparison object.
构造函数有可选的额外参数用于比较用的函数对象. - The optional wind deflector minimizes drafts and wind turbulence, eliminating wind chill and maximising comfort.
作为备选设备的挡风板也以有效的防止气流干扰, 消除风冷,优化舒适度. - Air pressure type cooling device are optional parts by customers.
可依客户需求增设气冷式冷却设备. - Black polyester paint; optional in other special paints on request.
黑色聚脂漆; 按订货要求可选用其它专门的油漆. - The cassette player is an optional extra in this make of car.
这种型号汽车如需盒式磁带唱机费用另计. - Automatic thread trimmer ( optional ), to increase sewing efficiency and reducing production cost.
备有自动 切线 机型, 可增加缝制效率降低成本. - There are a range of optional units available depending upon work role and work setting.
有一系列的可选单元可根据工作的职责和工作设置而定. - In this first form, the comma following the parameter declarations is optional.
在第一种形式中, 形参声明后面的逗号是可选的. - A variable automatic transmission , Mitsubishi's first , will be optional.
同时也有一款无极变速器作为可选配置. - Optional argument which specifies what target to build in the subproject.
可选参数用来指定子项目将要构建什么目标. - Checks authorization for the given operation context and optional message.
检查给定操作上下文和可选消息的授权. - Solid Stellite 6 wedge ( optional ) ensures low friction and long service life.
实心钨铬钴合金6楔板 ( 选项 ) 确保较低的磨损和较长的使用寿命. - This will inform him as to what is necessary and which parts are optional.
这会给他指明什么是必须的,哪些部分是可选择的. - The car radio is an optional extra.
汽车上的收音机是可选择的额外配件. - It's discussed as though it were an optional, quaint and largely irrelevant part of biology.
这种讨论好象是可选择的 、 离奇的或与生物根本无关的事情. - In other FIDIC documents, this was more of an optional provision.
在其它的FIDIC合同文件中, 这是一个可选择的条款. - The authentication phase of a PPP session is optional.
点对点协定交谈的验证阶段是可选择的. - An optional Fault element that provides information about errors that occurred while processing the message.
处理信息时,提供关于产生错误信息的可选择的错误元素. - A 4 th cashout request is optional. It costs $ 100 USD.
第4个请款是可选择的.费用100刀. - Contributions are purely optional.
捐献完全是随意的. 返回 optional