Voice : One hundred trillion tons of dirt and rock hurled into the atmosphere.
话外音：一百兆吨的尘石被抛入大气层。
Since that time, much more powerful weapons, with energy yields in the megaton range, have been developed.
从那以后，已经制造出威力大得多的武器，产生的能量在兆吨级。
An omen or foreboding, especially of evil.
预示，预兆，凶兆预兆或凶兆，尤指不幸的
"boding:an omen or foreboding, especially of evil."
预示,预兆,凶兆:预兆或凶兆,尤指不幸的。
an event of good [bad] omen
吉 [凶] 兆的事
The ship has a tonnage of twenty thousand.
这艘船的吨位是2万吨。
Tonne: Matric tonne, equivalent to 0.984 long (imperial) tons, or, 102 short (US) tons.
公吨:十进制的吨,等于0.984长吨（英制）或1.102短吨（美制）。
engine room long ton
长吨(1016公斤
cargo carrying capacity
净载货吨位载货吨位载货吨位
Of or being an omen, especially an evil one.
预示的预兆的或成为预兆的，特别是坏的预兆的
Gigabit Ethernet (2)
千兆位以太网（2）
Gigabit Ethernet (1)
千兆位以太网（1）
portentous events, signs
不祥的事件、 徵兆.
sign of the existence of sth bad
（坏事的）徵兆, 徵候
Mega: Million. Abbreviated "M".
兆:一百万的词冠。
a rift within the lute
不和[疯癫]的前兆
