the restaurant offers several optional toppings for your pizza.
餐厅提供多种可选的披萨配料。
optional health insurance coverage is available to employees.
员工可以选择购买补充健康保险。
completing the extra credit assignment is entirely optional.
完成额外的学分作业完全是可选的。
we have optional add-ons to enhance your travel experience.
我们提供可选的附加服务以提升您的旅行体验。
the software includes optional features for advanced users.
该软件包含面向高级用户的可选功能。
joining the club is optional, but highly recommended.
加入俱乐部是可选的，但强烈推荐。
the optional warranty extends the protection for two years.
可选的保修延长了保护期两年。
attending the optional networking event is encouraged.
参加可选的社交活动是鼓励的。
you can choose from a range of optional excursions during your trip.
在您的旅行期间，您可以从一系列可选的短途游中进行选择。
the optional upgrade provides faster processing speeds.
可选的升级提供更快的处理速度。
purchasing the optional protection plan is up to you.
购买可选的保护计划由您决定。
the restaurant offers several optional toppings for your pizza.
餐厅提供多种可选的披萨配料。
optional health insurance coverage is available to employees.
员工可以选择购买补充健康保险。
completing the extra credit assignment is entirely optional.
完成额外的学分作业完全是可选的。
we have optional add-ons to enhance your travel experience.
我们提供可选的附加服务以提升您的旅行体验。
the software includes optional features for advanced users.
该软件包含面向高级用户的可选功能。
joining the club is optional, but highly recommended.
加入俱乐部是可选的，但强烈推荐。
the optional warranty extends the protection for two years.
可选的保修延长了保护期两年。
attending the optional networking event is encouraged.
参加可选的社交活动是鼓励的。
you can choose from a range of optional excursions during your trip.
在您的旅行期间，您可以从一系列可选的短途游中进行选择。
the optional upgrade provides faster processing speeds.
可选的升级提供更快的处理速度。
purchasing the optional protection plan is up to you.
购买可选的保护计划由您决定。
探索常用高频词汇