essential oil n. 精油。
relax 是及物動詞,意為“放松, 使 ... 放松”,例如:
The music will help to relax you.
音樂會使你感到輕松。
drop n.滴
be supposed to 應該
He is supposed to be back at the base by seven.
他應該在7點以前回到基地.
essence n.香精
smell vi 有某種氣味
The flowers smell sweet.
這些花很香。