The insurance cover is optional.
保险范围可以随意选择。
Can student willfully select the course?
学生可以随意选择课程吗？
Online purchasers can select any available seats via our Online Ticketing System.
在购票时，通过网上购票人仕可随意选择座位.
"So Gad came to David and said to him, The Lord says, Take whichever you will:"
于是，迦得来见大卫，对他说，耶和华如此说，你可以随意选择，
The machines can also be supplied with power supplies in different voltage and frequency and a range of optional attachments or accessories.
该机床电源电压、率设置范围广阔，附件齐全，可供用户随意选择。
An affiliate network is simply an intermediary where you can select from a variety of advertisers.
联盟网站简单来说就是一个能够让你随意选择广告发布商的中介。
At Seller's Option
随卖方意见,由卖方选择
My choice was quite arbitrary.
我的选择相当随意。
a random sample, selection, etc
随意抽取的样品、 任意选择的东西
I have no idea of what is in fashion so my choice is quite arbitrary.
我不知道什么时兴，因此我的选择是非常随意的。
A class of convergence theorems for arbitrary stochastic sequence on gambling system
任意随机适应序列关于广义随机选择系统的一类极限定理
A Class of Random Approximation Theorems for Random Sums of Arbitrary Stochastic Sequence on Two-Order Nonhomogeneous Markov Chains on Random Selection System
任意随机序列关于二重非齐次马氏链的随机和的一类随机选择系统的随机逼近定理
tional stop instruction
条件停机指令;任选停止指令;选择停机指令;随意停机指令
It is an arbitrary matter which, and how many, gene loci we choose to consider as a significant" constellation"( Boyd1950).
我们选择哪些基因位点，选择多少个，作为显著的“星座”，是完全随意性的。
I didn't know anything about these books, so my choice was quite arbitrary.
我对这些书一无所知，所以我的选择是非常随意的。
Students are encouraged to make their own choices and go wherever their interests lead them.
学生们受到鼓励自己做出选择，他们的兴趣主导着他们随意发展。
Significance of Groundwater Corrosivity Changes with Depth to Foundation Design
地下水腐蚀性随深度变化研究在地基方案选择中的意义
Come along and judge for yourself. Walk right in, you'll not be pressed to buy.
请参观，随意挑选，随意购买。