Tation
冰雹；水能計算；初生空化
??? 情景例句
Easy does it, tom. don't get all worked up.
冷靜點，湯姆，不要太激動。
No good building without a good foundation.
基礎(chǔ)不好，建筑不牢。
We have this item in three price levels.
此一品目，我們分三種等級的價格。