Checkrows
[美国英语] 【农业】\\nn. 棋盘式行列(种植距离相等的树木或农作物的一列)；方格穴播法\\nvt. (谷物等)用方形穴播法播种, 把(谷物等)播种成方格形；栽植成等距行列
🗣️ 情景例句
How's it going?
近况如何？
Would you mind if I opened the window?
我开窗，可以吗？
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。