Ditactic
短臂交叉的, 构型的双中心规整性
🗣️ 情景例句
Language is her strength, math is her weakness.
语言是她的强项，数学则是她的弱门。
It's nothing to get upset about.
没什么，用不着烦恼。
I think I've caught a cold.
我想我得了感冒。