Unpredictably
adv. 无法预言地）；不可预见地（不能预料地
✅ 同义词
🗣️ 情景例句
Susan called early this morning. Susan
一大早打电话来。
Teacher. He is teaching.
老师。正在教书。
Fifteen minutes passed and then, at five to twelve, the clock stopped.
15分钟过去了，而就在11点55分时，大钟停了。