查询词典 air balloon

This is a Curious George and the Hot Air Balloon Book.

这是一种好奇的乔治和热气球的书。

In 2002, I played the air balloon in Fuzhou Country Forest Park.

在2002年，我在福州森林公园玩热气球了。

"Hot-air balloon s date back to the year 1783, and within a few months of the first flight a French scientist, Charles, went up two miles in a free balloon ."

热气球可追溯至1783年，在首次飞行后几个月，法国科学家Charles乘自由气球上升至2英里高处。

The hot-air balloon took off. It was as buoyant in the air as a rose leaf in water.

根据"就像水中的玫瑰叶"这样的比喻可知，buoyant是"飘浮的"之意。

The 2 Montgolfier brothers, Joseph and Etienne, first began experimenting with paper vessels elevated by heated air, and after a couple years of experimentation they developed a hot air balloon similar in design to the ones used today, but with one major difference — they were powered by burning straw, manure and other material in an attached fire pit instead of propane.

2孟格菲兄弟，约瑟夫和Etienne，第一次开始尝试与纸张的船只通过加热空气升高，实验后，他们制定了一个热气球在设计上类似今天使用的一对夫妇年，但有一个最大的不同-他们是焚烧秸秆，粪肥和其他物质动力，而不是在一个丙烷重视跳火坑。

The rare thinness of air current and air is the main reason that limit the height of the hot air balloon.

气流和空气的稀薄度是限制热气球高度的主要原因。

The hot-air balloon took off. It was as buoyant in the air as a rose leaf in water.

根据&就像水中的玫瑰叶&这样的比喻可知，buoyant是&飘浮的&之意。

The hot-air balloon took off. It was as buoyant in the air as a leaf in water.

把热气球升在空中比作叶子在水中，可猜出 buoyant 是&漂浮&的意思。

The hot-air balloon took off. It was as buoyant in the air as a rose leaf in water.

根据&就像水中的玫瑰叶&如许的比喻可知，buoyant是&飘浮的&之意。

The hot-air balloon took off, It was as buoyant in the air as a cork in water.

句子中说热气球象软木在水中漂着一样在空中。buoyant指的是飘动着。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。