-----------------------------------
弱い, よわい
1. weak, frail, delicate, tender, unskilled, weak (wine)
弱的、虚弱的,脆弱的,娇弱的,柔嫩的,不熟练的,淡的(酒)
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题;表示与另一选项(无论是否明确提及)形成对比;表示强调