Backward compatible
[计] 向前兼容
🧩 词语组成解析
🗣️ 情景例句
Lacks confidence and poise is nervous and ill at ease.
信心不足，不够自信，精神紧张，心神不定。
Does the shop open at 9 am on weekdays?
这家店平日是早上9点开门吗？
He doesn't like writing letters, but he likes receiving them.
他不爱写信，但他却喜欢收到信。