| 单词 | unknown terrain |
| 释义 | unknown terrain We hoped this unknown terrain might act as a much-needed escape valve. Times,Sunday Times This really would be a step into unknown terrain. Times, Sunday Times House clearances were the most dangerous task: squads would have to burst into unknown terrain, often in the dark because there was no electricity in the almost deserted city. Times, Sunday Times The next landing gear design iteration had five legs and was the most stable configuration for landing on an unknown terrain. Retrieved from Wikipedia CC BY-SA 3.0 When traversing unknown terrain, new obstacles may be discovered frequently, so this replanning needs to be fast. Retrieved from Wikipedia CC BY-SA 3.0 |
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