メタンガスalso: メタン・ガスメタンガスCommon wordFreq.FrequencyTop 100,000Meanings1nounmethane gasRefers to methane gas, often in scientific, environmental, or energy contexts.メタンガスは温おん室しつ効こう果かの原げん因いんの一ひとつです。Methane gas is one of the causes of the greenhouse effect.
