silt at the bottom of an estuary河口水底的淤泥We moored in the estuary, waiting for high tide.我们在港湾停泊, 等待涨潮....a damp, old castle, romantically sited on a river estuary.坐落在河湾之上的一座阴冷潮湿的古城堡，仿佛传奇中描述的一般We live near the Thames estua...
I find it the gayest and more refreshing time.我认为这是最愉快最清爽的时候.But the New Orleans Rhett showed her was the gayest place she had ever seen.不过瑞德在新奥尔良带她去的地方,是她从未见过的繁华地区.Andrea assumed his gayest manner.安德烈拿出他最高兴的态度....
The castle had a deep moat which emptied into the lake.城堡有一条很深的流入湖里的护城河.A fire on the city gate brings disaster to the fish in the moat.城门失火，殃及池鱼。The medieval town was fortified with a high wall and a deep moat.这座中世纪的城市用...
Llewelyn's stallion shied as the wind sent sparks flying.风一吹来，火星四溅，卢埃林的种马惊跳起来。The stallion upreared on its hind legs.种马用后腿直立起来.The stallion bucked as he fought against the reins holding him tightly in.牡马四蹄腾空跳起，想挣脱紧紧...