riverbed 核心詞議：
n. 河床
riverbed 基本解釋
速記方法知識擴展
常考短語
1
raised riverbed
抬高的河床
2
Riverbed Technology
科技公司 ; 河床科技 ; 河床科技公司 ; 網絡設備制造商公司
3
the tail water riverbed
尾水河床
中文詞源
中文詞源：
riverbed
精選例句
1、 Scientists have dated sharp-edged flakes of stone found in the fine-grained sediments of a dry riverbed in the Afar region of Ethiopia to between 2.52 and 2.60 million years ago.
科學家們已經確定，在埃塞俄比亞阿法爾地區干燥河床的細顆粒沉積物中發現的具有鋒利邊緣的石片存在于252萬至260萬年前。
2、 This creates deep pools in the riverbed and slows the water down.
這就在河床上形成了深水池，使水流變慢。
常見考點例句：
- 16the Parched allier riverbed near brassac-les-mines , central france .
- 法國中部布拉薩克萊米訥附近干枯的阿列河床。
- The crocodile was crawling along the riverbed .
- 這條鱷魚正沿著河床爬行。
- Anhui province , xuancheng city : a worker digs a canal within a riverbed on 5 may
- 安徽省宣城市：5月5日，一位工人在河床內挖水渠
- As deeper layers of water froze , perhaps additional bubbles became trapped further down in the ice -- closer to the riverbed .
- 當深層的河水結冰時，也許在在河流下面冰（靠近河床）也會產生更多的這種泡沫陷阱。
- At least 378 people were killed , either crushed to death on a narrow footbridge or drowned in the shallow riverbed below as they fell from it .
- 本次事故造成約378人的死亡，有些人在狹窄的人行橋上被過度擠壓致死，有些則是跌落到橋下的淺河床上溺水身亡。