Drag reduction agent
[化] 减阻剂
🧩 词语组成解析
drag
[dræg]
vt. 拖拽;吃力地往前拉;拖地而行;
vi. 沿地面拖动;落后;缓慢前进;打捞;
n. 拖，拉;累赘;阻力;
🗣️ 情景例句
and wait for the final results.
等待最后的结果。
I can't remember what John was doing yesterday afternoon.
我不能记得约翰昨天下午正在做的东西。
I'm afraid that Jim will miss a lot of his lessons.
恐怕这么一来，吉姆要缺很多课了。