Altern
a. [古]轮流的；交错的（等于alternate）
🗣️ 情景例句
Thanks.
谢谢。
What shall I send hin for his anniversary?
我要送他什么东西作为周年纪念礼物？
Though he managed to take a number of brilliant photographs, he could not stay near the volcano for very long.
尽管他设法拍了一些十分精彩的照片，但他却不能在火山附近停留太长的时间。