Spherograph
球面三角计算盘
🗣️ 情景例句
Oh, Robbie!
哦 Robbie！
You'll drop it, if you don't teke care.
你不专心的话，就会掉下。
In England, too, spring is longer.Spring in England can last from late March to May.
英国的春天也较长，能够从3月下旬延续到5月。