您要查找的是不是：
- The insurance cover is optional. 保险范围可以随意选择。
- A 4-speed automatic transmission is optional. 四段自动变速器是可自由选择的。
- optional variants 随意变体
- An optional academic course or subject. 选修的科目选修课程或课题
- 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。
- In printing, a complete range of design variants of a particular typeface. 在印刷技术中，一整套不同设计的特殊字样。
- You must do it; you have little option. 你必须做,你没有选择的余地。
- It is at your option to stay or leave. 去留随你的便。
- You must do it; you have no option. 你必须做，你没有选择的余地。
- She has taken an option on that piece of land. 她已取得那块土地的购置权。
- Permitting discretion; optional. 允许自行处理的; 随意的
- The former option favours the married man. 前一种选择对已婚男子有利。
- optional variant 随意变体
- There are several variants of this idiom. 这种习惯用法有多种不同的变体。
- The number of page variants becomes too large. 你还为自己丢车而找不到烦恼吗？
- Here, too, you have the option of defining your own display variants. 在这里，也就是这里，你有权定义你自己的显示变式。
- Now the variant of each gene is called an allele. 每一种基因的变化就叫做等位基因。
- A variant of the swept-back wing is the delta wing. 后掠翼的变型是三角翼。
- We derive now a useful variant of that inequality. 我们现在推导这个不等式的另一种有用形式。
- The Embedded Server is a variant of Superserver. 嵌入式服务器是超级服务器的一个变种。
