1、launch

發射（火箭、導彈或衛星）

NASA plans to launch a satellite to study cosmic rays.

美國國家航空航天局計劃發射一顆衛星上天，對宇宙射線進行研究。

A Delta II rocket was launched from Cape Canaveral early this morning.

今天一早，一枚“德爾塔”Ⅱ型火箭在卡納維拉爾角發射升空。

開展（重大活動）；發起，發動（軍事襲擊等）

Heavy fighting has been going on after the guerrillas had launched their offensive.

游擊隊發起攻擊后，激烈的戰斗一直持續不斷。

The police have launched an investigation into the incident.

警方已對該事件展開調查。

推出，發布（新產品）

Crabtree Evelyn has just launched a new jam, Worcesterberry Preserve.

瑰珀翠剛推出一款新果醬——伍斯特漿果果醬。

Marks Spencer recently hired model Linda Evangelista to launch its new range.

瑪莎百貨最近聘請模特兒琳達·埃萬杰利斯塔為其發布新系列產品。

2、vulnerable

脆弱的;易受傷害的

Old people are particularly vulnerable members of our society.

老年人是社會中尤為明顯的弱勢群體。

易感染（某種疾病）的；易患病的

People with high blood pressure are especially vulnerable to diabetes.

有高血壓的人尤其易患糖尿病。

Plants that are growing vigorously are less likely to be vulnerable to disease.

生命力強的植物不容易得病。

易受傷害的;易受影響的

Their tanks would be vulnerable to attack from the air.

他們的坦克易受到空襲。

a table showing which cars are most vulnerable to theft.

易被盜車輛一覽表