feeler
US
UK feeler n: usually plural (insect, etc.: antenna) (昆虫等的)
SC 触角 chù jiǎo
TC 觸角
TC 觸角
This species of insect can be recognized by its long feelers.
put out a feeler, put a feeler out, put out feelers, put feelers out v expr: figurative (solicit opinions or information)
SC 试探提出建议
I have already put out feelers to get an idea of who might be an ally in this matter.