port sill 中文意思是什麼
port sill
解釋
舷門檻-
A thin plank fastened to the side of a boat or to the sill of a port to keep out the sea and the spray
擋水板,防浪板縛于船邊或港基的薄木板。用來阻擋海水及其噴濺
分享友人