Undesired
a. 不希望得到的, 非所要求的\\n[計] 不需要的
? 同義詞
??? 情景例句
He says there's another inn
他說還有另一家旅館，
Plants of learning must be watered with the rain of tears.
知識的幼苗要用淚雨來澆灌。
What kind of problem.
什么樣的問題呢？