The barriers are lethal to fish trying to swim upstream.这些障碍物对于想要往上游游动的鱼儿来说是致命的。All of the passengers started the day with a swim.所有的乘客那天一开始就先游了个泳。Children swim at the pool, under the watchful eye of lifeguards.孩子们在救生员的监...
In 1875, Captain Matthew Webb became the first man to swim the English Channel.1875年,马修·韦布船长成为横渡英吉利海峡的第一人。Slim swans and slender skunks swim in the slippery slime.苗条的天鹅和纤细的臭鼬在滑滑的黏泥上游泳....a couple who went for a late-nigh...