The falling leaf was buoyed up by a rising air current.那片落叶被一股上升的气流浮起.A goose's wings churn the air and leave an air current behind.一只大雁的翅膀扇动空气,在身后留下一股气流.Tomorrow, under northerly air current control, whole city wea...
在水栖生态系统中,镉可以积聚在蚌类 、 牡蛎 、 虾 、 蟹和鱼的体内.In aquatic ecosystems cadmium can bio - accumulate in mussels, oysters, shrimps, lobsters and fish.我通常吃海豹,但也能吃海象, 蚌类,甚至是浆果和海藻.I normally eat seals but also can dine on walruses, mussel...
大火当时有可能把货船上的油罐烧漏了，从而引燃原油。Fire may have breached the cargo tanks and set the oil ablaze.一旦大火熄灭，救援小组就会马上进入。Once the fire has died out, the salvage team will move in.消防队员努力救出伤者并扑灭大火。Firemen tried to free the injured and put...