Hdm
分层开发方法论
🗣️ 情景例句
I am looking for a necklace with a matching pair of earrings.
我想找一条项链和一副跟它相配的耳环。
Everything new is fine.
新事物总是美好的。
Their parents usually tell them that Father Christmas will come during the night.
他们的父亲通常告诉他们，夜间圣诞老人会来的。