✅ 同义词
🗣️ 情景例句
Good morning, Mr. Kong.
早上好，孔先生。
Drop me a line.
写封信给我
later, we shall undergo a progressive loss of our vigour and resistance which, though imperceptible at first,
再迟一些，我们就要经历生命力和抵抗力逐步衰退的过程。虽然这个过程起初难以觉察，