This explanation evidently conveyedsomething to the woman who searched shelf after shelf. She produced all sorts ofweird concoctions, but none of them met with Harry's requirements. When Harry puton his act of being mildly annoyed, the assistant promised to order some for him.

　　19.This explanation evidently conveyed something to the woman who searched shelfafter shelf.

　　他的解释显然对女售货员有些启示。她一个货架接着一个货架地寻找。

　　语言点:search shelf after shelf相当于search the shelves one by one.

　　20.She produced all sorts of weird concoctions, but none of them met with Harry'srequirements.

　　拿出各种各样稀奇古怪的化妆品，但没有一样能够符合哈里的要求。

　　语言点:meet with在此句中并非“见面”的意思，而是相当于match with,意思是“符合。”

　　21.When Harry put on his act of being mildly annoyed, the assistant promised toorder some for him.

　　哈里装出不高兴的样子时，女售货员答应为他定货。

　　语言点:put on one's act of的意思是“装出…的样子。”