a period in history
How did people communicate in the days before mail?
It's inconceivable how people keep in touch with in the days before email and social network?
all the time
You can hear the traffic from your room day and night.
gradually over many days = every day, or more and more as each day passes
Day by day my father grew stronger.
Day by day he became weaker.
(from) day to day = if something changes (from) day to day, it changes often
The symptoms of the disease change day to day.
(n) /hɑːmənʌɪˈzeɪʃ(ə)n/ sự hòa hợp
1. the action or process of adding notes to a melody to produce harmony. "there are chords that are commonly used in the harmonization of songs"
2. the fact or process of producing a pleasing visual combination. "the wonderful harmonization of the colours in her work is impressive"
C2: according to what many people say: theo nhiều người/nguồn nói/cho rằng
New York is reportedly a very exciting place to live.
Nhiều người cho rằng New York là nơi thú vị để sống.
Biden apologises to National Guard chief after 5,000 soldiers had to reportedly sleep in a DC parking garage with only one bathroom.
Biden xin lỗi sếp của lực lượng vệ binh quốc gia sau khi có tin rằng 5,000 quân lính phải ngủ trong một bãi để xe ở DC chỉ có duy nhất một cái phòng tắm.