🧩 词语组成解析
[医]adv.两侧, 双向地
symmetric
[si'metrik]
adj. 相称性的，均衡的;
🗣️ 情景例句
Why don't you call back later this afternoon?
你何不今天下午再来电话呢？
I swear!
我发誓！
The men got such a fright that they dropped the bag and ran away.
这两个人吓了一跳，扔下提包逃跑了。