Thd
abbr. 双头龙（Two Heads Dragon）；总谐波失真（Total Harmonic Distortion）；螺纹（thread）
🗣️ 情景例句
We've been looking forward to seeing you again.
我们非常盼望再见到你。
Which one is more interesting?
哪一个是比较有趣的？
He always talks big.
他总是吹牛。