Frequency 頻率副詞
later, earlier, before, after, next, previous 在…時間之後/之前（英文的用法
Later, Earlier
henceforth, from now on, from then on, since then 英文的意思和用法
conventionally speaking, as per usual, customarily
in the first place, in the beginning, at/from the outset, at the start of 從一開始（英文的用法
