| 1. | We use a circumflex to indicate an operator .
我们用抑扬符表示一算符。 |
| 2. | The operator also keys in the location .
话务员还键入出事地点。 |
| 3. | The telephone operator connected us .
话务员给我们接通了电话。 |
| 4. | Ask the switchboard operator for an outside line .
叫（电话）接线员接外线。 |
| 5. | "the line is busy," the operator intoned .
“占线呢。”接线员语调平平地说。 |
| 6. | Our desired operator must have two excursions .
我们欲求的因子必然有两次脉动。 |
| 7. | The operator a can have other representation as well .
算符A还能转有其它的表象。 |
| 8. | The operator o is the null operator .
算符O是零算符。 |
| 9. | Every normal operator is trivially subnormal .
每一个正规算子显而易见地是次正规的。 |
| 10. | The least unitary looking contraction operator is 0 .
看来最不象酉算子的压缩算子是0。 |
