CNNのインスタグラム(cnn) - 1月18日 02時26分

Researchers at #VirginiaTech are crashing #drones into dummies to predict injuries caused by drone collisions and make recommendations for safety regulations. (Video by Virginia Tech)

[BIHAKUEN]UVシールド(UVShield)

>> 飲む日焼け止め！「UVシールド」を購入する