Phytofluene
[化] 六氢番茄红素
🗣️ 情景例句
That's easy.
这很容易。
It is the first step that costs.
万事开头难。
My grammar is improving, but I find idioms and useful expressions hard to learn.
我的语法在进步，但我发现习语和有用表达很难学。