1.account for （数量或比例上）占；导致；解释

例句：She modestly suggests that 'sex, or at any rate gender, may account for the difference'.
她谨慎地提出“性别，至少是男女的性征，也许能解释这个差异”7vmzpOia*jFR。

2.symbolize v. 象征；是……的象征；代表

例句：The fall of the Berlin Wall symbolised the end of the Cold War between East and West.
柏林墙的倒塌象征着东西方冷战的结束0J(k70p*mfj3Cp0LuLwK。