Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大工兵修建了浮子来运载沉重弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国工兵处水文学者RogerGauthier说一二月大雪都未足够补充五大湖失去水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大修建了浮动筏子来运载沉重弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国处水文学者RogerGauthier说一二月大雪都未足够补充五大湖失去水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山工兵修建了浮动筏子来运载沉重弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国工兵处水文学者RogerGauthier说一雪都未足够补充失去水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大的工兵修建了浮动的筏载沉重的弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国工兵处的水文学者RogerGauthier说一二月的大雪都未足够补充五大湖失去的水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大的工兵修建了浮动的运载沉重的弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国工兵处的水文学者RogerGauthier说一二月的大雪都未足够补充五大湖失去的水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大的兵修建了浮动的筏子来运载沉重的弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

兵处的水文学者RogerGauthier说一二月的大雪都未足够补充五大湖失去的水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大的工兵修建了浮动的筏子来运载沉重的弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国工兵处的水文学者RogerGauthier说一二月的大雪补充五大湖失去的水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大的工兵修建了浮动的筏子来运载沉重的弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国工兵处的水文学者RogerGauthier说一二月的大雪都未足够补充五大湖失去的水。

Alexander’s engineers built floating rafts for the heavy catapults.

亚历山大的建了浮动的筏子来运载沉重的弩炮。

Roger Gauthier, a hydrologist with the U.S.Army Corps of Engineers said even heavy snowfall in January and February may not be enough to replenish the water lost.

美国处的水文学者RogerGauthier说一二月的大雪都足够补充五大湖失去的水。