熱ねっ視し線せん

also: ねつしせん

Meanings

1

gaze of keen interest; close attention

Used when someone is watching something with intense curiosity, fascination, or scrutiny. Often implies a focused, almost burning interest.

新しん製せい品ひんに熱ねっ視し線せんを送おくる。
They are watching the new product with keen interest.
彼かれの研けん究きゅうは学がっ会かいから熱ねっ視し線せんを浴あびている。
His research is receiving close attention from the academic community.