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/ɛmz/
紧急医疗服务;邮政特快专递服务(Express Mail Service的缩写)
I 🔊 sent 🔊 the 🔊 documents 🔊 via 🔊 EMS 🔊 to 🔊 ensure 🔊 they 🔊 would 🔊 arrive 🔊 on 🔊 time 🔊 .
我通过邮政特快专递服务发送了文件,以确保它们能按时到达。
I sent the documents via EMS to ensure they would arrive on time.