Levelling roll
[机] 校平辊
🧩 词语组成解析
n. 水准测量, 整平, 测平\\n[计] 使均匀, 校平, 平整, 调整
roll
[rəul]
vt. 辗;使（眼球等）左右转动;（使）原地转圈;滚动;
vi. 左右摇晃;翻滚;开始移动，启动;
n. 名册;滚翻;
🗣️ 情景例句
Sit down, sit down. Have some coffee.
请坐， 请坐。喝点咖啡。
Watch out, it's dangerous.
注意，危险啊！
Pippa. I called to ask you if you'd like to come to a lecture on Thursday evening at the college.
皮普，我打电话是问你是否想听周四晚上在学院的一个讲座。