Gravity free state
[医] 失重状态
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
The cost of housing's too high for you here.
这里的房子对你们来说太贵了。
My brother got up earlier than I did.
与我做了比，我的兄弟早起床了。
but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves.
但是早期记录地震波的仪器（测震仪）正是采用了这种思路。