1
telecast sth
telecast 的过去式与过去分词均为 telecast，而非 telecasted。
The station will telecast the match tonight.
该电视台今晚将转播这场比赛。
电视播送；电视转播
先理解核心含义，再看它在真实句子里的用法。
电视播送；电视转播
to broadcast (a program) on television
The station will telecast the match tonight.
该电视台今晚将转播这场比赛。
通过电视播放。
To broadcast by television.
播放电视节目。
To broadcast a television program.
通过电视广播
broadcast via television
telecast
Base
原形
telecasts
3rd person
第三人称单数
telecasting
-ing
现在分词
telecast
Past
过去式
telecast
Past participle
过去分词
The station telecasts the news every evening.
这家电视台每天晚上播报新闻。
They telecast the match live last night.
他们昨晚现场直播了那场比赛。
The network is telecasting the ceremony right now.
该电视网正在直播典礼。
telecast 作动词时意为“电视播送；电视广播”，注意其过去式和过去分词与原形相同。
The network will telecast the ceremony live tonight.
电视台今晚将现场直播这个仪式。
They telecast the match to millions of viewers around the world.
他们向全世界数百万观众转播了这场比赛。
The station telecasts the morning news every day at seven.
这家电视台每天早上七点播送早间新闻。
telecast 的过去式与过去分词均为 telecast，而非 telecasted。
The station will telecast the match tonight.
该电视台今晚将转播这场比赛。
被动式 be telecast 后常接 live、on Channel 5 等表示方式或频道的状语。
The ceremony was telecast live around the world.
这场典礼通过电视向全球直播。
They telecast the concert to viewers in Asia.
他们向亚洲观众转播了这场音乐会。
Not this
The match was telecasted live.
Use this
The match was telecast live.
telecast 的过去式和过去分词都是 telecast（同 broadcast），不加 -ed。
Not this
The show will telecast at nine.
Use this
The show will be telecast at nine.
telecast 是及物动词，节目是受事；主语为节目时须用被动语态 be telecast，不能像汉语“播出”一样用主动。
Not this
The concert was telecast on the radio.
Use this
The concert was broadcast on the radio.
telecast 专指“通过电视播送”，收音机广播应用 broadcast，不能把 telecast 泛用于所有媒体。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
现场直播
The network will telecast the opening ceremony live.
该电视台将现场直播开幕式。
转播比赛
The sports channel telecasts international matches every weekend.
体育频道每周末转播国际比赛。
全国转播
The annual parade is telecast nationwide on New Year's Day.
一年一度的游行在元旦当天向全国转播。
通过卫星转播
The concert was telecast via satellite to audiences around the world.
这场音乐会通过卫星向世界各地的观众转播。
Use telecast naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
telecast 可拆成 tele（电视）+ cast（投掷），想象电视塔把节目信号抛向千家万户。
语域：neutral 常见场景：新闻报道、体育赛事转播、电视行业讨论 该词多用于正式的媒体或新闻报道场合，在电视行业语境中比较常见；日常口语中较少使用，通常也可用 broadcast 表达。具体用法需结合语境判断。
按上述美式读音，以上单词均以 -cast 结尾，与 telecast 最后的 /ˌkæst/ 押韵。注意：tele- 开头的形似词如 telephone /ˈtɛləfoʊn/、television /ˌtɛləˈvɪʒən/ 只共享开头的发音，并不押韵。
Dictionary facts from ECDICT, WIKTIONARY.