单词	tracking antenna
释义	tracking antenna tracking antenna A directional antenna system that changes in position or characteristics, automatically or manually, to follow the motions of a moving signal source.
随便看	bpipo bpi/r bpi-s bpis b-pisn bpisn bpiss bpit bpits bpiv bpiv3 bpj bpja bpjb bpjeps bpjf bpjga bpjh bpji bpjm bpjs bpk bpka bpkb bpkc

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。