n. 严格，严峻，冷酷；

[例句] They painted a grim picture of growing crime...

[例句] There was further grim economic news yesterday...

n. 坚韧的组织，软骨；

n. 火药，有烟火药，黑色火药，中国珠茶；

n. 陀螺仪，回转仪；

int. （上午见面时用语）早安，你（们）好，（上午分别时用语）再会；

adj. 搓碎的；v. 磨碎，压碎( grate的过去式和过去分词 )，发出刺耳的摩擦声，使人烦恼难受；

[例句] A wood fire burned in the grate.

[例句] Grate the cheese into a mixing bowl.

v. 怒目而视( glare的过去式和过去分词 )，发强光；

[例句] The old woman glared at him...

[例句] Jacob glared and muttered something.

n. 家伙，伙计( guy的名词复数 )，（架设天线、支撑帐篷等用的）牵索，[复数]各位，一群男人（或女人）；

[例句] I was working with a guy from Manchester.

[例句] Hi, guys. How are you doing?...

adj. 连接的；

[例句] On hills, he must use low gears...

[例句] The car was in fourth gear...

v. 怒目而视( glare的第三人称单数 )，发强光；

[例句] The old woman glared at him...

[例句] Jacob glared and muttered something.

n. 动物油脂( grease的名词复数 )，油膏，油脂；

[例句] ...grease-stained hands.

[例句] I greased front and rear hubs and adjusted the brakes.

adj. 成年的，成人的，成熟的，适合于成人的；n. 成年人；

[例句] Jan was almost a grown-up...

[例句] Tell children to tell a grown-up if they're being bullied.

到达，开始，达到…地步；

n. 金质奖章，金

n. 机械连接，成群；

[例句] During the fight with a rival gang he lashed out with his flick knife...

[例句] Gang members were behind a lot of the violence...

n. 肠胃炎，胃肠炎；

n. 警卫室，门房；

n. 胶凝（作用），凝胶化（作用）；v. 形成胶体( gel的现在分词 )，胶凝，胶化，成形；

[例句] They have gelled very well with the rest of the side...

[例句] There were signs on Saturday that the team is starting to gel at last...

adj. 生育的，世代的；

[例句] People's lifestyles are usually fixed by generational habits and fashions.

[例句] ...a generational conflict within the Asian community.

n. 遗传学者；