To-ing
n. 来来回回（与froing连用）
🧩 词语组成解析
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
abbr. 惯性导航与制导（Inertial Navigation and Guidance）；强中子发生器（Intense Neutron Generator）
🗣️ 情景例句
What's the tuition for one year of college?
大学一年的学费是多少？
Would you please have these clothes washed for me?
可以请你为我把这些衣服洗了？
We can also use satellites to help us make telephone calls to foreign countries.
我们也能利用卫星帮助我们打国际电话。