[網(wǎng)絡(luò)] 束流寬度 principle half-power beamwidths: 主波束寬度beamy cargo ship: n.船很寬的貨船 beamtrain: [網(wǎng)絡(luò)] 光束軌 bean - counting: [網(wǎng)絡(luò)] 數(shù)豆子 beamtimes: [網(wǎng)絡(luò)] 光束時(shí)間 下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯