Now you say, Charles, you are really lying to us, and so on, but that's not true. We really believed they were going to last 90 days or 100 days, because they are solar powered, and Mars is a dusty planet, so we expected the dust would start accumulating on the surface, and after a while we wouldn't have enough power, you know, to keep them warm.
眉唾だと言われるでしょう でも違います 私たちは90〜100日程度しか 持たないと考えていました 太陽光発電が動力で 火星のような埃の多い惑星では 表面に埃が積もり ローバーの作動に必要な 電力を充分に得られないと思っていたのです