Walther's duct
[醫] 瓦爾特氏管(舌下腺小管)
?? 詞語組成解析
duct
[d?kt]
n. 管，導管;（電線，電纜等的）管道;
vt. 用導管輸送;用管道供應;
??? 情景例句
We will also need a letter of recommendation.
我們還要求一封推薦函。
The sun shines all alike.
太陽同樣地普照一切。
For a long time.I watched them scurrying around the base of the tree in bewilderment.
在很長一段時間里，我看見螞蟻圍著大樹底部來回轉悠，不知所措。