Dch
[医][=delayed cutaneous hypersensitivity]迟发型皮肤过敏（反应）
🗣️ 情景例句
She said she'll call you later.
她说她等会儿给你电话。
Never neglect an opportunity for improvement.
抓住大好时机，切莫等闲错过。
We are so familiar with the fact that man ages,
我们对人总是要衰老的现象并不陌生，