解释短语什么意思

first of all 首先
now and then 偶尔
see sb off 送行
stare at 凝视
look up 抬头看
look over one's shoulder 越过某人的肩膀看去
take pleasure in 对。。。。乐此不疲
compare...to 把。。。进行比较
It's a deal. 解决的办法是
as long as 只要
the whole time 总是
at the moment 在。。的时候
for instance 比如
go off 1. 响起 2. 变质 3. 入睡 4. 进行

first of all 首先
now and then 偶尔
see sb off 送飞机
stare at 凝视
look up 抬头看
look over one's shoulder 从某人的肩膀看去
take pleasure in compare...比较中取乐
to It's a deal. 按照约定？？
as long as 只要，在。。。时候
the whole time 全天候
at the moment for 在。。时候
instance 实例 场合
go off 去世 消失