形容词 safe:

1. free from danger or the risk of harm

2. (of an undertaking) secure from risk

3. having reached a base without being put out

4. financially sound

safeadj.安全的；安然无恙的；可靠的；谨慎的n.保险箱safeligh安全灯safe use安全使用safe box保险箱safe mass安全质量safe spin安全螺旋safe dose安全量,安全剂量Safe City平安城市safe keep保管safe seat保险席位safe move安全的行动

1. The wind has moderated, making sailing safer.
   风势已减弱，做帆船运动较为安全了。
2. The big ship is safer than the small one.
   大船比小船更安全。
3. Bill called in question Tom's remark that basketball is safer than football.
   比尔对汤姆所说的打篮球比踢足球安全些的话表示怀疑。