Alternating current dialing
[电] 交流拨发
🧩 词语组成解析
a. 交互的\\n[医] 交替的
dialing
['daiəliŋ]
n. <主英>（电话）拨号音;
v. 打电话，拨电话号码( dial的现在分词 );
🗣️ 情景例句
Take heart, we'll find a way out.
振作起来，我们会有办法的。
I hope I'm not in the way.
我希望没有造成妨碍。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。