🧩 词语组成解析
n. 电镀物品
acoustic
[ə'ku:stik]
adj. 听觉的;声学的;原声的;音响的;
transducer
[trænz'dju:sə]
n. 传感器，变频器，变换器;
🗣️ 情景例句
Well done! Well done!
做得好！做得好！
It was eleven o'clock when he finally showed up.
他最后露面时，已经11点钟了。
It's a pleasure to meet you. Can I take those boxes for you?
很高兴认识您。我能帮您拿那些箱子吗？