[00:02]incidentally 付帶地,順便提及
[00:17]increasingly 不斷增加地,日益
[00:32]literally 照字面意義,逐字地
[00:46]merely 僅僅,只不過
[00:57]mostly 主要地,大部分
[01:09]narrowly 狹隘地
[01:21]practically 幾乎,實(shí)際上
[01:35]presumably 推測(cè)起來,大概
[01:48]mammal 哺乳動(dòng)物
[01:58]