Fife rail
卷帆索的座台; 桅杆栅栏
🧩 词语组成解析
fife
[[faif]]
n. 横笛, 吹横笛\\nv. 吹横笛
rail
[rel]
n. 围栏;轨道，钢轨;扶手;[动]秧鸡;
vi. 责备;抱怨;责骂;
vt. 将…围起来;铺铁轨;坐火车旅行;用围栏围;
🗣️ 情景例句
Did you sleep soundly last night.
你昨晚睡得好吗？
Fill it up with regular, please.
请加满普通汽油。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。