Instructional constant
[电] 指令常数
🧩 词语组成解析
a. 教学的, 教育的
🗣️ 情景例句
If someone doesn't buy it before then,
如果在此之前没有人买走的话。
Work today,for you know not how much you may be hindered tomrrow.
今朝有事今朝做，明朝可能阻碍多。
Who has not stood in awe at the sight of a spider pouncing on a fly, or a column of ants triumphantly bearing home an enormous dead beetle?
当看到蜘蛛扑向一只苍蝇时，一队蚂蚁抬着一只巨大的死甲虫凯旋归时，谁能不感到敬畏呢？