?? 詞語組成解析
a. 跳躍的
??? 情景例句
Hmm. It's probably nothing.
嗯, 也許沒什么事。
I feel blue at the news.
我聽到這消息而悶悶不樂。
he knows while he looks at one side what the other side is like;
他看物體的一邊時,便知道另一邊是個什么樣子。