Parral
n. [海]桁桅连接用滑环,索箍
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
It is not good to make a sleeping lion.
弄醒睡狮不是好事。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。