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- Launch Optional Selector 可选发射选择器
- The insurance cover is optional. 保险范围可以随意选择。
- Several launch options are available - by hand, by air from various manned or unmanned platforms or ground launched by hand or rail. 几种发射选项是可得的-用手，在空中从各种不同的有人操纵或无人操纵平台，在地面用手或导轨发射。
- The motor launch was fitting out as a fishing boat. 这艘摩托艇正在装备成渔船。
- A 4-speed automatic transmission is optional. 四段自动变速器是可自由选择的。
- The police launch hailed to us to come to. 警方汽艇招呼我们停下来。
- An optional academic course or subject. 选修的科目选修课程或课题
- The coach taught us how to launch a javelin. 教练教我们投标枪。
- The manager decided to launch a sales drive. 经理决定展开一次促销活动。
- The launch vehicle lifts the satellite into orbit. 太空火箭将人造卫星送入运行轨道。
- The cassette player is an optional extra in this make of car. 这种型号汽车如需盒式磁带唱机费用另计。
- The Queen is to launch a new warship today. 今天女王要主持新军舰下水仪式。
- The launch was delayed by a technical hitch. 由於技术上出现临时故障而发射延期。
- You must do it; you have little option. 你必须做,你没有选择的余地。
- It is at your option to stay or leave. 去留随你的便。
- You must do it; you have no option. 你必须做，你没有选择的余地。
- The publishing house is going to launch out a new journal. 那家出版社准备发行一份新期刊。
- She has taken an option on that piece of land. 她已取得那块土地的购置权。
- Permitting discretion; optional. 允许自行处理的; 随意的
- The former option favours the married man. 前一种选择对已婚男子有利。
