Variational method
[化] 变分法
🧩 词语组成解析
a. 变异的
🗣️ 情景例句
Maybe you saw our commercials on TV.
也许你在电视上看过我们的广告。
Don't take any notice of what he says-he's pulling your leg.
别理睬他，他在跟你开玩笑。
Back at the hive they watched the wagging dance closely.
他们回到蜂箱旁，仔细观察摇摆舞。