词性及解释
词形变化
动词过去式: sentineled/sentinelled
过去分词: sentineled/sentinelled
现在分词: sentineling/sentinelling
第三人称单数: sentinels/sentinels
习惯用语
例句
1.
At midnight the sentinel gave the alarm, and in an instant all were on the ALERT
‘喂，’他对古古密陀说，‘三百毕阿士特在这儿了，把我的孩子还给我吧。’
2.
The sentinel was stationed on a Hill.
哨兵被派在山上站岗。
3.
A mounted sentInel stationed In advance of an outpost.
骑哨先于前哨基地驻扎的骑马的哨兵
4.
The Press is a sentinel of(ie guards OR protects)our liberty.
新闻界是捍卫我们自由的卫士.
5.
We gave the watchword, and the sentinel let us pass
我们说出口令,哨兵就把我们放过去了。
6.
behind the sentinel was a staircase with twenty steps
那个哨兵的后面有一座二十级的台阶。
7.
A lady in full feather approached the sentinel on the sward
一个衣着华丽的女人走近了草地上的哨兵。
8.
It helps control the spread of infectious diseases. Twenty-four Hour Sentinel Flush keeps fixture fresh during periods of nonuse.
这就有助于防止传染疾病的传播。如果24小时内无人使用,则这种冲水阀能够自动冲刷一次,以保持卫生洁具的干净清洁。
9.
The lone sentinel walked toward his post.
忧愁的哨兵走向岗哨。
词汇级别
词汇听力：
小测验：选择正确的单词