207.29
每百万句标准频次
- First, we prevent water from being pollute,.
- Second, we should prevent fresh water from pollution.
- Then, we shall prevent fresh water from being polluted.
See Also:
| use water | 1943.31 | They used much water. |
| waste water | 816.19 | We can't waste water. |
| get water | 764.37 | We can get fresh water by other way too. |
| save water | 751.41 | We should save water. |
| need water | 634.81 | They all need water. |
| pollute water | 557.08 | Some fresh water are polluted. |
| use_up water | 336.84 | Is it true that fresh water can't be used up? |
| have water | 259.11 | so we can have fresh water. |
| make water | 233.20 | These factors make fresh water less. |
| prevent water | 207.29 | First, we prevent water from being pollute,. |
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