所有大大小小的公司持续修改他们的产品和提供的服务，磨砺他们的顾客服务技巧并再修正他们的忠诚度计划。

Firms of all sizes continue revamping their product and service offerings, honing their customer service skills, and revising their loyalty programs.

youdao

所以简单点说：“嗨”、“嘿”或“你好”——尽你所能调动你所有的热情和能量，露出一个大大的笑容并说“嗨”。

So keep it simple: "hi", "Hey" or "Hello"—do the best you can to gather all of the enthusiasm and energy you can, put on a big smile and say "Hi".

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雪崩是“规模不变”的，这意味着所有有可能的大大小小的雪崩都会发生。

The avalanches are "scale invariant", which means that avalanches of all possible sizes occur.

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And those things taken together have pushed the growth rate by couple of percentage points beyond what India's trade growth rate has been in the last 25 years.

所有因素综合起来,大大促进了印度经济的发展,使印度的贸易增长额,较过去的25年,有了显著增长。

普林斯顿公开课 - 国际座谈会课程节选

She's been cleaning, and cooking and taking care of everything.

她做清洁工作、帮你煮饭，照料好大大小小所有事情。

Why don't 课堂 - SpeakingMax英语口语达人