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每百万句标准频次
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See Also:
| small plane | 39.89 | A small plane? |
| military plane | 37.20 | Some military planes can refuel in mid-air. |
| private plane | 22.32 | A private plane. |
| american plane | 17.51 | This is an American spying plane. |
| russian plane | 17.05 | Then the Russian planes came back. |
| new plane | 15.73 | Maybe a new plane. |
| first plane | 14.15 | The first plane struck. |
| hijacked plane | 12.51 | A hijacked plane struck the Pentagon. |
| second plane | 11.78 | Then the second plane hit. |
| allied plane | 10.86 | Allied planes swarmed over the battlefield. |
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