rọi
Học thuậtThân thiện
Definition
- Verb:
- To shine (a light) on; to illuminate: To direct a beam or rays of light onto a specific area or object.
- To beam; to cast (light): For a source of light, such as the sun or a lamp, to project its rays in a focused or direct manner.
- To project (an image): To cast an image or shape onto a surface using light.
Usage Examples
- Verb:
- Mặt trời rọi tia sáng xuống mặt nước. (The sun beams its rays down onto the water's surface.)
- Cô ấy rọi đèn pin vào góc tối. (She shone the flashlight into the dark corner.)
- Ánh nắng rọi qua cửa sổ. (The sunlight shines through the window.)
- Máy chiếu rọi hình ảnh lên tường. (The projector projects the image onto the wall.)
Advanced Usage
"rọi chiếu": to irradiate; to subject to radiation (often in technical/medical contexts).
- Bác sĩ dùng tia X để rọi chiếu khối u. (The doctor uses X-rays to irradiate the tumor.)
"độ rọi": (Physics) illuminance; the measure of luminous flux per unit area.
- Độ rọi trong phòng thí nghiệm phải đạt tiêu chuẩn. (The illuminance in the laboratory must meet the standard.)
Variants and Related Words
Rọi đèn (v): to shine a lamp; to illuminate with a lamp.
- Người thợ rọi đèn kiểm tra động cơ. (The mechanic shone a lamp to inspect the engine.)
Rọi sáng (v): to illuminate; to shed light on (can be used literally or figuratively).
- Phát hiện mới rọi sáng vấn đề. (The new discovery sheds light on the issue.)
Synonyms
- Shine: to emit light.
- Beam: to emit or direct a line of light.
- Illuminate: to light up.
- Project: to cause an image or light to appear on a surface.
Related Idioms
Rọi mắt: (Literally: to shine in the eyes) To scrutinize or look at someone intently and critically.
- Ông chủ rọi mắt vào từng nhân viên. (The boss scrutinized every employee.)
Thịt rọi / ba rọi: (Noun) A specific cut of pork belly (This is a distinct nominal usage derived from the verb, referring to meat that may have a streaked or "lit-up" appearance).
- Món sườn nướng được làm từ thịt ba rọi. (The grilled ribs are made from pork belly.)
verb
- to light; to beam
- mặt trời rọi tia sáng xuốngThe sun darts its beams