Smallware
n. 小商品, 狭幅的衣料
🗣️ 情景例句
Bye-bye, Alexandra. Thanks.
再见 Alexandra 谢谢。
Do you like traveling?
你喜欢郊游吗？
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）