Pool cathode
[电] 池式阴极
🧩 词语组成解析
pool
[pul]
n. 水池;石油层;（液体等的）一滩;共同储金;
vi. 使形成池塘或水洼;淤积;合伙经营;采（煤等）;
cathode
[['kæθəud]]
n. 阴极\\n[化] 阴极
🗣️ 情景例句
You tried, Mom.
尽力了， 妈妈。
How about Mary? How long has she lived there?
玛丽怎么样？她在那儿住多久了？
There is a mark of ink on his shirt.
他的衬衣上有一块墨迹。