English translation for "free-drop"

n. (不用降落伞的)自由空投(物)。
vt. 自由空投。

Similar Words：

"free-diving" English translation, "free-diving buoy" English translation, "free-draining" English translation, "free-draining model" English translation, "free-draining molecule" English translation, "free-drop test" English translation, "free-electron collision" English translation, "free-electron laser" English translation, "free-electron model" English translation, "free-electron theory" English translation