?
查询技巧:
1、输入单个单词准确查询。
2、使用%模糊查询,匹配任意长度字符:
   %a    以a结尾的单词;
   ab%    以ab开头的单词;
   %ac%    含有ac的单词。
3、使用_模糊查询,匹配单个任意字符:
   _a_    三位且a在中间的单词;
   _ad    三位且ad结尾的单词;
   ac_    三位且ac开头的单词;
   _a    两位且a结尾的单词;
   a_    两位且a开头的单词。
4、带连字符-的单词,需含-字符才能模糊查询,如well-know需输入 well-% 。
5、在手机键盘上,如果g上有%和v上有_,则可长按输入。

grating
GRE

英 / ˈɡreɪtɪŋ /
美 / ˈɡreɪtɪŋ /
n. 格栅
adj. 刺耳的
v. “grate”的现在分词

复数:gratings

1. She recognized the grating voice of Dr. Sarnoff.
她听出了萨诺夫博士那刺耳的嗓音。
2. How was he to twist himself through the grating!
他怎么能强行把自己挤压进铁栅栏呢!
3. Would to heaven I had got my head through the grating!
但愿我的头能先钻过铁栅栏!
4. Now the rest of the body was to be got through the grating!
现在,身体的其余部分也要通过铁栅栏!
5. Instantly through it slipped, easily and without pain, notwithstanding the grating was pretty large and thick.
尽管铁栅栏看起来又大又厚,可他却毫不费力地滑了过去。