🧩 词语组成解析
rated
['reitid]
adj. 定价的，额定的;
v. 估价( rate的过去式和过去分词 );值得;责骂;定级;
math
[mæθ]
n. 数学（等于mathematics）;
🗣️ 情景例句
It's great. Although the economy is pretty slow as usual, it's picking up.
很好。虽然经济发展照常地缓慢，不过已开始回升。
What's your friend doing?
你的朋友正在做什么？
in actuality waves move through the water leaving the water about where it was.
而实际上，浪从水中移过，而水则留在原处。