Carbon are
[机] 碳弧
🧩 词语组成解析
are
[ɑr]
vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是;
n. 公亩（等于100平方米）;
🗣️ 情景例句
We were exposed to the latest theories on child care.
我们接触过有关幻儿保育的最新理论。
If you work in a factory,you usually have to punch a clock.
如果你在一个工厂里工作，你通常必须打卡。
Jim, could you help me, please?
吉姆，你能帮我吗？