Hsam
层次顺序存取方法
🗣️ 情景例句
Give me a chance to think about it,
给我一个机会想一想，
It's up in the air.
尚未确定。
Is it a black cat with one white ear and two white legs?
是那只长着一只白耳朵和两条白腿的黑猫吗？