“使飘浮空中”可以翻译为 “keep (something) floating in the air” 或者 “cause (something) to float in the air” 。
例如:
The magic spell can keep the object floating in the air.(这个魔法咒语能使物体飘浮在空中。)
This new device can cause small items to float in the air.(这个新设备能让小物品飘浮在空中。 )