Half-subtracter
[计] 半减器
🧩 词语组成解析
half
[hæf]
adj. 一半的，半个的;
n. 半;一半;（啤酒等饮料的）半品脱;（比赛、音乐会等的）半场;
adv. 一半;部份地;
subtracter
[səb'træktə]
n. 减法器;
🗣️ 情景例句
That's all right. I hope we can help you at some other time. Good-bye.
好了，希望我们今后还能给你帮助。再见。
What is bothering you?
什么在困扰你？
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。