参考例句

1. If the orientations of driving elements are reversed then it is necessary to change a sign in their terminal relations.

   如果驱动元素的定向取反了，就必须在它们的端子关系中改变符号。

2. If the orientations of driving elements are reversed then it is necessary to change a sign in their termind relations.

   如果驱动之素的定向取反了，就必须在它们的端子关系中改变符号。

3. Every girl must sign in when she comes back to the dormitory.

   每个女生回到宿舍的时候都必须签到。

4. Every student must sign in when he comes back to the college.

   每个学生回到学校都必须签到。

5. How are you, madam! Where is the sign in / sign off sheet.

   你好！女士。哪里是上/水签到表？

6. The convention delegates were asked to sign in at the gate.

   要求大会代表在站口签到。

7. Visitors have to sign in at reception, and will be given visitors ' badges .

   参观者必须在招待会上签名，然后发给参观者徽章。

8. Ali, with considerable animation, made a sign in the affirmative.

   阿里连连点头。

9. On a distant mountain was a sign in 20-foot characters.

   远山上写着20英尺大的汉字

10. How are you, madam! Where is the sign in / sign off sheet, please?

    你好女士，到哪里领取上水/水签到表？

同义词

• check in