However, recently eyewitnesses say drift ice now melts in as little as one week.
然而目击者表示，流冰在短短一周内融化。
The second reason we're starting now is because of the drift ice which normally starts around April. If we start now, we're able to avoid that.
第二个原因是浮冰通常在四月左右开始漂移，如果现在开始，就能够避免这个问题。
The second reason we're starting now is because of the drift ice which normally starts around April. If we start now, we're able to avoid that.
第二个原因是浮冰通常在四月左右开始漂移，如果现在开始，就能够避免这个问题。
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