Powder arc method
[化] 粉末电弧法
🧩 词语组成解析
powder
['paʊdɚ]
n. 粉，粉末;粉状物质;
vt. 在…搽粉;
vi. 涂粉，变成粉末;
arc
[ɑ:k]
n. 综合症状;弧（度）;天穹;电弧，弧光。;
vi. 形成拱状物;循弧线行进;
abbr. American Red Cross. 美国红十字会;
🗣️ 情景例句
How fast can my mail be received?
我的信件多快会被收到？
Also, the music was perfect, so if I were a better dancer.
音乐也非常美妙，如果我舞跳得好。
The most valuable find of all was the ship's log book, parts of which it was still possible to read.
打捞到的东西中最有价值的是船上的航海日志，其中有一部分仍然清晰可读。