Decimal pointer
[计] 十进制指示器
🧩 词语组成解析
pointer
['pɔintə]
n. 建议;线索;教鞭;（测量仪器上的）指针;
🗣️ 情景例句
I've never worn them before.
我从来没有戴过这个。
But wouldn't you like to spend an extra day or two here?
你们不愿意在北京多待一天吗？
Lined up against the wall, there were long thin wires attached to metal spheres.
靠墙排列着许多细长的电线，而电线又连着金属球。