单词：safer
s (of an undertaking) secure from risk
a having reached a base without being put out
s financially sound
safer的用法和样例：
例句
- The wind has moderated, making sailing safer.风势已减弱，做帆船运动较为安全了。
- The big ship is safer than the small one.大船比小船更安全。
- 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。
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