Alternating discharge
[电] 交流放电
🧩 词语组成解析
a. 交互的\\n[医] 交替的
discharge
[dɪs'tʃɑrdʒ]
vt. 下（客）;卸船;免除（自己的义务、负担等）;执行;
vt.& vi. 放出;流出;开枪;发射;
n. （气体、液体如水从管子里）流出;排放出的物体;
vi. （船、飞机等）卸货;（颜料、墨水或染料等）化开;卸掉负担（或负载）;下客;
dis 取消，毁 + charge控制，负荷 → vt.排放，释放，解除\r\nn.排放物，释放，免除
🗣️ 情景例句
but they probably had other things on their minds.
但他们也许还有其他的事想要做。
He has that book, doesn't he?
他有那本书，是吗？
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。