Self-activation
自激活; 自活化
🧩 词语组成解析
self
[self]
n. 自己;本人;本性;私利;
adj. 同一的;纯净的;单一的;
vt. 使自花授精;使近亲繁殖;
vi. 自花授精;
activation
[,ækti'veiʃən]
n. 活化，激活，[化]活化作用;致活;
🗣️ 情景例句
Where did you receive your master degree?
你在哪里获得硕士学位的？
Which one is cheaper?
哪一个是较便宜的？
The currents of air that the walls of the ship direct upwards, as well as in the line of its course, are enough to give the great bird with its immense wings sufficient sustenance and progress.
沿船体的上升的气流和沿航线向前的气流给这种巨翼大鸟以足够的浮力和推力。