Annual magnetic variations
[电] 岁磁变
🧩 词语组成解析
n. 变奏曲, 变更；变种（variation的复数形式）
🗣️ 情景例句
Well, have you ever thought of becoming a journalist?
好， 你是否想过成为一名新闻从业人员？
The remedy for injuries is not to remember them.
医治创伤的药方就是忘却创伤。
But every night he heard the noise upstairs.
但每天晚上他都听到楼上的声音。