gainful

名词：

名词: gainfulness

更多词形：

副词: gainfully | 名词: gainfulness |

单词例句：

Oil share show modest gain over the week's trading.

石油股票价在上星期的交易中略有上升。

People gain initiative only when they grasp the rules of things.

人掌握了事物的规律就会获得主动权。

But the US may have much top lose by precipitate action and much to gain form patience.

但是，要是采取鲁莽行动，美国就可能大大失利; 要采取容忍态度，美国就可能大大获益。

In telephony, a signal used by a telephone operator to gain the attention of another, or a signal sent by a subscriber held by an operator to gain the latter's attention.

在电话技术中，电话操作员使用的一种信号，用来获得另一次注意，或由操作员保持的用户发送的一种信号，用以获得随后的注意。

He serves the public wholeheartedly, regardless of his personal gain or loss.

他全心全意为公众服务，从不计较个人得失。

It may be many years before the new company can gain a secure foothold in the market.

也许要经过若干年这家新公司才能在市场上取得稳固的立足点。

We hope for some gain from our investment.

我们希望投资有利可图。

A wise general can gain the upper hand in any battle.

一位有智慧的将军在任何战争中都能占上风。

Don't go back to your old eating habits, or you'll gain all that weight again.

你别又恢复以前的饮食习惯，不然你又会变成跟以前一样胖。