| |||
| 不时; 时常; 时时; 有时; 不时地; 经常地; 常常; 往往 | |||
| 临时 | |||
| 随时 | |||
|
from time to time : 20 phrases in 10 subjects |
| Bridge construction | 1 |
| Business | 1 |
| Customs | 2 |
| Economics | 3 |
| Explosives and Explosive Ordnance Disposal | 3 |
| General | 1 |
| Metallurgy | 4 |
| Nautical | 2 |
| Scientific | 2 |
| Sports | 1 |
| |||
| 不时; 时常; 时时; 有时; 不时地; 经常地; 常常; 往往 | |||
| 临时 | |||
| 随时 | |||
|
from time to time : 20 phrases in 10 subjects |
| Bridge construction | 1 |
| Business | 1 |
| Customs | 2 |
| Economics | 3 |
| Explosives and Explosive Ordnance Disposal | 3 |
| General | 1 |
| Metallurgy | 4 |
| Nautical | 2 |
| Scientific | 2 |
| Sports | 1 |