Basis grade
[经] 基本品级
🧩 词语组成解析
basis
['besɪs]
n. 基础;主要成分;基准，基本原则;
🗣️ 情景例句
Oh, let's go upstairs and prepare Grandpa's room.
对了，我们上去准备一下爷爷的房间。
How much cloth did you want to order?
你想要多少布料？
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，