Four-function calculator
[计] 四功能计算器
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
🗣️ 情景例句
That's my boy!
好儿子！
Yes,I had breakfast two hours ago.
是,我2小时以前吃了早餐。
All this was comparatively slow until, with the coming of science, the tempo was suddenly raised.
所有这些发展都比较缓慢，而随着科学的到来，增长的速度才突然加快。