To move or cause to slide into the water, as a vessel.

入水；使(船)下水。

To start off, as an enterprise.

开创；兴办(如企业)。

To hurl; dart.

投；掷。

To spring forward or take off.

发射；起飞。

To throw oneself energetically; plunge.

投入；投身。

To make a start.

开始。

An act or instance of launching.

[(the) ~] 下水；发射。

The largest boat of a man-of-war.

军舰上之大艇。

A small, open pleasure boat, usually driven by motor.

无顶之小游艇(常系机动者)。