I'm taking extra class this semester.
这个学期我额外选修了一些课程。
Take at leastone extra class each semester.
每学期至少要报一门选修课
Take at least one extra class each semester.
每学期至少要报一门选修课。
The curriculum centred on the extra class of winter vacation in January.
一月份的课程集中在寒假的加课上。
Some schools use big data to understand which children may need extra help in class.
一些学校使用大数据来了解哪些孩子在课堂上可能需要额外的帮助。
Is there any way I can use the experience to get some extra credit in class?
有没有什么方法可以让我利用这些经验在课上获得一些额外学分？
They need extra help to catch up in the math class.
他们需要额外的帮助才能在数学课上赶上进度。
It also takes two extra parameters, the transfer class identifier and the replacement class identifier.
它还要使用另外两个参数，传输类标识符和替换类标识符。
The Ruby version doesn't use an extra facility such as ExpandoMeta Class.
Ruby版本并未使用额外的工具，比如说ExpandoMeta Class。
But I can make a decorator without adding the extra structure of a class-based approach.
但是，我在创建修饰符时可以不用添加额外的基于类的方法结构。
You have been upgraded to First Class at no extra charge.
您已免费升级到头等舱。
Typical middle class families would end up paying an extra $3, 000.
典型的中产阶级家庭将会被额外课3000美元的税。
The teacher disciplined the CLASS by giving them extra homework.
老师给全班同学留下额外的作业，以惩罚他们。
You have been upgraded to first-class at no extra charge.
你不用付额外费用而升级到头等舱。
The assistants offered extra support to small groups within a class.
辅导人员对班上的小群体提供额外的支持。
By doing extra homework, he soon got ahead of his class-mates.
他靠多做家庭作业，很快在班上名列前茅。
He received extra homework for swearing in class.
他因为在课堂上说脏话而被罚做更多家庭作业。
Marked the first time in class, and then arrange extra-curricular time.
先标出上课时间，再安排课外时间。
Arrive in class early - use the extra time to get organized.
早点到教室，做好课前准备。
Some children feel extra-class continuation is effective.
有些孩子感觉课外补习是有效果的。
I also had an extra French class on Tuesday evenings.
我还在周二晚上参加了额外的法语课。
All tools are calibrated by our world-class lab at no extra charge to the customer.
所有的安度产品均经过世界级的实验室进行校准，而不收取客户额外的费用。
All tools are calibrated by our world-class lab at no extra charge to the customer.
所有的安度产品均经过世界级的实验室进行校准，而不收取客户额外的费用。
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