基本解釋[生物學]附著根[地球科學]支柱根英漢例句雙語例句It is anchored to the ocean floor by a root-like structure called a holdfast.一種類似樹根的結(jié)構(gòu)使它緊緊吸附在大洋底部。blog.sina.com.cnholdfast root更多例句專業(yè)釋義生物學附著根地球科學支柱根