a mass of dust and sand that has been lifted from the ground in very dry areas such as deserts and that is carried by the wind

A massive, swirling dust storm suffocated livestock and entered homes through keyholes and cracks in floorboards. 一场严重的漩涡状沙尘暴使牲畜窒息，并通过钥匙孔和地板裂缝涌入家中。