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- Symmetric operators, such as the arithmetic, equality, relational, and bitwise operators, are best defined as ordinary nonmember functions. 对称的操作符，如算术操作符、相等操作符、关系操作符和位操作符，最好定义为普通非成员函数。
- Application to characterizing the Jordan ring automorphisms on the space of self-adjoint operators and the space symmetric operators are also presented. 作为应用，获得自伴算子空间和对称算子空间上的约当环同构的具体刻画。
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- On the Relationship of Two Self-adjoint Extensions of Symmetric Operator 对称算子的两种自伴延拓形式之间的联系
- lower semi-bounded symmetric operators 下半有界的对称算子
- Her behaviour was a positive outrage. 她的行为残暴到了极点。
- positive symmetrical characteristic 正对称组
- Loosely, a mathematical or logic operator. 不严格地说，一种数学或逻辑运算符。
- I'm positive she told us to meet at noon. 我肯定她是告诉我们在中午见面。
- That store operator ripped me off. 那个商店的营业员把我骗了。
- This charge is a positive charge. 这个电荷是正电荷。
- The operator told the caller that the line is busy. 接线生告诉打电话的人对方电话占线。
- She shows a very positive attitude to her work. 她工作态度非常积极。
- Ring the operator and ask for Freefone 8921. 接通接线生，然後要免费通话8921号。
- Can you be positive about what you hear? 你对听到的话有把握吗？
- The intricate machine requires a skilled operator. 这种复杂精细的机器须由技能熟练的人操作。
- He has a positive attitude towards life. 他对生活持有积极的态度。
- Be careful with him -- he's a cute operator. 对他你得留神,他是个精明圆滑的家夥。
- The number of positive numbers is infinite. 正数的数目是无穷的。
- Are you positive that you saw him? 你肯定你看到他吗?
